Task 071-510-0001 Determine Azimuths Using a Protractor Conditions Given a standard 150,000 scale military map with two known points plotted on the map, a protractor, a straightedge, and a pencil. Protractor. Users can drag the compass and position it to point in any direction. Step 1: Place the center point of your protractor on the known point. of the angle from the protractor. (7) The location of the unknown position is where the lines cross on the map. Standards: Determined the grid azimuth (in mils or degrees) from your location (point A) to point B to within 1 degree or 20 mils. the protractor on the vertical, north-south grid line. E:ICHfO3di:z|sPKP#2~=u!3)_%BMk;"TVeWm9e4=5_5u=-8Cl6jY2*{d~[2fn3P7xkd. Identify an end point on your map. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. 3 How do you convert azimuth to quadrant? e. Applications. How do you also convert azimuth to Army? e. Convert the grid azimuth to a back azimuth. When an azimuth is plotted on a map between point A (starting point) and point B (ending point), the points are joined together by a straight line. WK'a#}G{|9exK4x+=?ktG[9 E. how to determine grid azimuth using a protractor Posted by June 8, 2022 golden retriever age progression pictures on how to determine grid azimuth using a protractor Be sure to line the protractor up properly, keeping the cross-center lines of the protractor parallel with the grid lines. (a) Draw a line connecting the two points (A and B). Convert the grid azimuth to a back azimuth. Necessary cookies are absolutely essential for the website to function properly. The azimuth angle is like a compass direction with North = 0 and South = 180. The compasss direction or expression is known as Azimuth. The most commonly used are magnetic and grid. To express direction as a unit of angular measure, there must be a starting point or zero measure and a point of reference These two points designate the base or reference line. Back Azimuth. Barrett products are used by civilians, sport shooters, law enforcement agencies, the United States military, and more than 75 State Department-approved countries around the world. A straight line to the azimuth point is the angle between the central meridian or a line parallel to it at a given point in the plane of a rectangular coordinate system. (f) The inclusion of the true-north prong in relationship to the conversion is of little importance. Determine the value of the angle (grid azimuth) from the scale. Plot Line From Point A to Point B. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". THANK YOU FOR SUPPORTING VETERAN JOURNALISM - JOIN SOFREP+ , Our previous articles in the last week or so have centered upon getting back to the basics of land navigation. Converting to a magnetic azimuth when the G-M angle is greater. Step 3: Mark the map along the edge of the protractor at the desired bearing. It can be expressed as right, left, straight ahead, and so forth; but then the question arises, To the right of what? This chapter defines the word azimuth and the three different norths. 2) Choose a date & time for your calculation. Determine the grid coordinates to the desired accuracy. 5. How did doctors treat shell shock in ww1? Because you use north (0 or 360 degrees) as your base line, 270 degrees away from north will always be due west. Moving clockwise on a 360 degree circle, east has azimuth 90, south 180, and west 270. The terms azimuth and direction are interchangeable. Convert the grid azimuth to a back azimuth, using the add or subtract 180 accordingly depending on the degrees. It is an arc, indicated by a dashed line, that connects the grid-north and magnetic-north prongs. When converting azimuths into back azimuths, extreme care should be exercised when adding or subtracting the 180 degrees. Next, calculate the Back Azimuths for each grid azimuths to the radio tower and wind mill. Measuring an Azimuth Performance Steps 1. Mark . To begin, select a start point on the map. (4) Convert the magnetic azimuth to grid azimuth. Figure 6-9. Direction is determined from your start point, or where you are, outward toward your desired destination, or your intended target. Mark it as point A. %PDF-1.5 % Rotate the straightedge until the known position on the map is aligned with the known position on the ground. A rule to remember when solving such problems is this: Nomatter where the azimuth line points, the angle to it is always measured clockwise from the reference direction (base line). (5) Repeat the above steps at position (B) and check for accuracy. When using the protractor, the base line is always oriented parallel to a north-south grid line. Next, you will plot an azimuth from a known point on a map. The points are joined by a straight line between point A and point B (ending point). Draw a magnetic prong from the apex of the grid-north line in the desired direction (Figure 6-9). (d) Read the value of the angle from the scale; this is the grid azimuth from point A to point B (Figure 6-4). A back azimuth is a projectile of the azimuth from the origin to the opposing side of the azimuth circle. You must become a subscriber or login to view or post comments on this article. Screaming Death Habitat Trainable Appearance Size In the same vein, how big is the, When youre in doubt, dont use your horn unless its absolutely necessary to keep yourself safe. Magnetic Azimuth. The position of a satellite flying overhead is determined by azimuth and elevation. Because the new azimuth (80) is less than the original (100), Susan needs to move to the left to make . Step 5: Extend the bearing line towards the . Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. (d) Determine the value of the G-M angle. Identify the maps end point (B). Align a protractor (left drawing) or the N-S or E-W directional axis of a compass (right drawing) with the map's border and read the bearing in degrees toward the direction of the destination. The cookie is used to store the user consent for the cookies in the category "Performance". Determine the longitude and latitude of Rio de Janeiro our final point. Using your pencil, make a small tick mark on the map at the edge of the protractor at the desired azimuth. The cookies is used to store the user consent for the cookies in the category "Necessary". Convert the magnetic azimuth to a grid azimuth. Resection with map and compass. a. The north-south grid line is cutting the protractor at both the top and bottom. Subtract the calculated backsight reading from the original azimuth reading. On the map, draw a straight line connecting the two points. To do this, you must take a back azimuth. Find a distant point that can be identified on the ground and on the map. Figure 6-14. (b) Place the index of the protractor at the point where the drawn line crosses a vertical (north-south) grid line. (3) Note that the protractor is cut at both the top and bottom by the same north-south grid line. If youre not certain of your exact location but are located on a linear terrain feature such as a road, creek or along a similar body of water, this can pinpoint your position. The military protractor, GTA 5-2-12, contains two scales: one in degrees (inner scale) and one in mils (outer scale). It is imperative that all of these skills and they are the basics of finding your way in the field, become second nature to all of the candidates who aspire to be in the Special Operations community. First, a word about grid maps. Locate a point in the distance that can be easily identified on the ground and on the map. These cookies ensure basic functionalities and security features of the website, anonymously. Post author: Post published: June 10, 2022 Post category: extinction rebellion suisse Post comments: british gas smart meter pairing pin british gas smart meter pairing pin Subtract the GM angle to convert a grid azimuth into a magnetic azimuth. This is your grid azimuth from point A to point B expressed in degrees. 6 How to determine azimuth using a protractor? what day does pilot flying j pay; western power distribution. How to Market Your Business with Webinars. hb```"?f" !E5r|x:s9DvD*\^b"/mKG@@al>;/UbD-m- 1?(RA)@'7$Z4 ER#cJCg((`R``A*x The azimuth is the most common military method to express direction. b. With robust designs and vintage classic style, discover the heritage of military timepieces today! The graphic below demonstrates for both East & West Declination. In the jpg below, you can see the declination window at 6 oclock on the compass, or specifically, at Zero degrees. Figure 6-7. 4) Click execute button. If they are equal, the protractor is correct. The protractor will be used to measure the angle between the horizon and the distant object, this is also called the altitude. Their horizontal facing in relation to the Equator is known as the Azimuth angle. To maximize the output of solar panels, they should face directly into the sun. endstream endobj 2283 0 obj <>/Metadata 139 0 R/Pages 2280 0 R/StructTreeRoot 171 0 R/Type/Catalog>> endobj 2284 0 obj <>/MediaBox[0 0 612 792]/Parent 2280 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 2285 0 obj <>stream Read the value of the angle from the protractor. Beitrags-Autor: Beitrag verffentlicht: 22. This cookie is set by GDPR Cookie Consent plugin. When using the map and compass method. (See paragraph 6-6.). The cookie is used to store the user consent for the cookies in the category "Other. The G-M angle value is the angular size that exists between grid north and magnetic north. Using a protractor, draw a line for the back azimuth on the map from the known position back toward your unknown position. Identify the map's starting point (A). The coordinate scale and protractor is a square piece of clear, thin plasticcalled a "protractor" for short. To begin, select a start point on the map. The compass will be used to measure bearing or azimuth of a distant object such as a tree or telephone pole. b. Altitude (or alt) and azimuth (or az) are two coordinates that are centered on the observer. The declination diagram (Figure 6-8) shows the angular relationship, represented by prongs, among grid, magnetic, and true norths. Ninety degrees corresponds to east, 180 degrees is south, 270 degrees is west, and 360 degrees and 0 degrees mark north. timeanddate.com. But opting out of some of these cookies may affect your browsing experience. Count the number of degrees from the 0-degree mark at the top of the protractor to this north-south grid line and then count the number of degrees from the 180-degree mark at the bottom of the protractor to this same grid line. To determine your GAZ, you should use one of these, known as a protractor. Using it is pretty simple: Place the center over the point on the map youre using to determine which azimuth youre going to travel on, square the protractor to the maps grid, place a small tick mark in the center of the protractor (they usually have a hole for that purpose), and use some sort of straight edge to line up the center point and the azimuth (use the INNER RING of degrees, not the outer ring), place a tick mark, move the protractor out of the way, and draw a straight line from the origin point to the azimuth line. There are 400grads in a circle (a 90-degree right angle equals 100 grads). An azimuth circle consists of 360 degrees. Azimuth determines which direction to take, while Elevation determines how high up in the sky you should look. Underneath the compass is a small standard screw slot that an accompanying tool will adjust to whatever your declination is, East or West. An azimuth bearing angle of 0 (zero) or 360 degrees is defined as north. Personally, I prefer maps that use the MGRS (Military Grid Reference System) which is similar to the UTM, but scaled in 1:25,000 & 1:50,000, which is what I learned in during active duty. Place your protractor on the map with the index mark at the center of the known point and the base line parallel to a vertical, north-south grid line. c. To obtain an accurate reading with the protractor (to the nearest degree or 10 mils), there are two techniques to check that the base line of the protractor is parallel to a north-south grid line. Users may choose between plotting a single-leg or multi-leg route and Set Compass then overlays an interactive Silva compass on a Google Map. First: plot a line from Point A (your position) to Point B (Thy Fair Maiden). Honking does not magically eliminate traffic jams, and the, Micro Center is the only authorized retailer of Powerspec or Winbook computer equipment, and it is conveniently located at Micro Center St. Davids Square, 550, And CL is confirming that you have turned on the control lock. Grid Azimuth Step Action 1 Determine the start point and objective. Identify two or three known distant locations on the ground and mark them on the map accordingly. The simplest way available to man right now is to get a compass that has an declination adjustable feature, such as the Sunnto MC-3. Remember, any of these exercises that you arent entirely sure of conducting properly can be done with any map, compass, and protractor. Read Next: Getting Back to the A-B-Cs of Land Navigation Resection. a. Then, using your scissors, cut out the printed protractor, cutting carefully along the straight line on the top edge. c. Field-Expedient Methods. Convert the grid azimuth to a back azimuth. This cookie is set by GDPR Cookie Consent plugin. The direction to the north magnetic pole, as indicated by the north-seeking needle of a magnetic instrument. a. Instruction. It does not store any personal data. The angle at a given point in the plane of a rectangular coordinate system between the central meridian, or a line parallel to it, and a straight line to the azimuth point. The cookies is used to store the user consent for the cookies in the category "Necessary". In land navigation the terms bearing and azimuth are interchangeable. How do you calculate the azimuth of a line? Identify the maps end point (B). What is the Grid Azimuth from the Mines in EG1582 to the water tower in EG1185 308 degrees . What are the physical state of oxygen at room temperature? how to determine grid azimuth using a protractor 17 febrero, 2022 encanto bruno drawing sarasota yacht club dockmaster 2013 Fivb Women's Club World Championship , How To Run For Governor Of North Dakota , Barcelona Loses Followers , A Non-foliated Contact Metamorphic Rock Is Called A , Halter Tankini With Shorts , Lake Tekapo Population 2021 . (d) To measure an azimuth, turn your entire body toward the object and point the compass cover directly at the object. To get the most production out of your array, this article explains how to find the correct tilt and azimuth angle. This means that any two objects that are on the opposite ends of your fist will be 10 degrees apart. (2) When working with a map having a west G-M angle: (a) To plot a magnetic azimuth on a map, first convert it to a grid azimuth (Figure 6-13). Repeat 3, 4, and 5 for a second position and a third position, if desired. How to find the azimuth line in a protractor? Lay a straightedge on the map, in this case using the edge of the compass and a known position as a pivot point. Youll be traveling several kilometers between points and the terrain is filled with thickets, swamps and low-level terrain where a hilltop on the map may look more like an anthill on the ground. The most accurate way to determine an azimuth from a map is to use a protractor. A star 45 degrees east of due north, for example, has an azimuth of 45 degrees. More on that in the future. Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. 1. using a protractor, you lightly draw the back azimuths from both known location on your map. The 0- or 360-degree mark is always toward the top or north on the map and the 90 mark is to the right. Figure 6-12. (c) Convert a magnetic azimuth when the G-M angle is greater than the magnetic azimuth (Figure 6-15). If it is not, then you were plotting in the wrong grid. Determine the value of the angle (grid azimuth) from the scale. It also includes some advanced aspects of map reading, such as intersection, resection, modified resection, and polar plots. Other authors use a variety of slightly different definitions (i.e., angles of 180 and South = 0). Double-click on the pushpin will remove it. Follow the lines to where they intersect. The value of the angle for the center of the sheet is given to the nearest full minute with its equivalent to the nearest mil. If you have a map and a compass, the one of most interest to you will be between magnetic and grid north. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Draw the lines long enough so they both cross. It does not store any personal data. Step 2. Author Back azimuths are calculated as follows: If the original azimuth is less than 180 degrees you ADD 180 degrees to the original azimuth, thus an azimuth of 45 degrees (<180) will have a back azimuth of 225 degrees. 1. In other words, this is just a format commonly used to indicate the direction of compass bearings. (2) Identify two or three known distant locations on the ground and mark them on the map. A line from any point on the earths surface to the north pole. The Army uses azimuths to express direction. xVr0}W3P_)NKRB(X6jldA&2 Ia^>N-ru=(by$yq'jWbW9=Hb"VV/Dh%5Hn8D.WLS(ArO%^%!kF6#X[!frL"1Z This protractor represents the azimuth circle. Google Maps compass routes can be saved and stored for later retrieval. Box 378 Red Hook, New York 12571 United States. Place the index of the protractor at the point where the drawn line crosses a vertical (north-south) grid line. Converting azimuths to quadrant bearings or vice versa is easy. It is imperative that all of these skills and they are the basics of finding your way in the field, become second nature to all of the candidates who aspire to be in the. Your location is where the line on the map crosses the linear feature. a. c. Determine the magnetic azimuth from your location to the distant known point. 100 - 80 = 20. Another unit of measure, the mil (abbreviated ), is used mainly in artillery, tank, and mortar gunnery. Bearing - A horizontal arc or angle measured from a north reference line, in a clockwise direction, to a point of interest some distance away from the point of measurement. The azimuth is the distance between a celestial body (the sun, moon, and the North, which is measured clockwise around the observers horizon. It determines the celestial bodys direction. To find in the map, the coordinates (latitude, longitude), read the guide How to use the tool map. Slow is smooth and smooth is fast. Determine the grid coordinates to the desired accuracy (Figure 6-17). This cookie is set by GDPR Cookie Consent plugin. (c) Convert a grid azimuth to a magnetic azimuth when the G-M angle is greater than a grid azimuth (Figure 6-12). 69N4' >s)u]\[GZ+m1i+l,-b ;;5re vw,u@m(MOaUu`6'#43C^R"PFdI$L1-V.pke55l%|DduZ 8v8'U)~a~zK{Dnq[pc\d The intersection of the lines is your . 2023 The SOFREP Media Group. (1) With Notes. If you want the make the protractor smaller, change the protractor radius; You can rotate the protractor just like the traditional protactor; Click the edge outside of the protractor will add a pushpin on it; Placing two pushpins will show the degrees of that angle RecPak is a meal replacement for the outdoors that saves you weight, space and time in the most challenging environments, just add water. 5. Repeat the same process using a second known position that you can see from your location. 2296 0 obj <>stream In a perfect world, the map and compass method is the way to go. (5) Convert the grid azimuth to a back azimuth. PO Box 1077 MURFREESBORO, Tennessee 37133 United States, P.O. Especially from those who didnt get selected. There are 180 140 = 40 degrees between the South and the point, therefore the quadrant bearing is S40E. Converting to a grid azimuth when the G-M angle is greater. P=KrbVC'nW_5tT_ZU)H]d,e*',"O 3m;[G!RrBVw'h>c,U[Q`N19+@9_SPV1~?wd7:nFDT;"50,&WHGU%s75'0jVx7V:w]_7X~,ZtetH b. The intersection of the lines is your . 0 Azimuths are used in compass surveying, plane surveying, where it is generally measured from the north. But opting out of some of these cookies may affect your browsing experience. In laymans terms, if you arent sure exactly where you are at and need to pinpoint your location and can see two or more distant points that are recognizable on your map sheet, you can shoot an azimuth to them and determine the back azimuth from those points to pinpoint your location. An azimuth circle consists of 360 degrees. Measuring an Azimuth Performance Steps 1. All Rights Reserved. a. (3) Determine the magnetic azimuth to the unknown position using the compass. The grid azimuth of that line, or the angle between the line and the grid north, must now be determined. Grid north. True north is usually represented by a star (Figure 6-1). What are the physical state of oxygen at room temperature? Standards Determine the grid azimuth (in mils or degrees) from your location, point A, to point B, to within 1 degree or 20 mils. How are azimuths used in a compass system? 2282 0 obj <> endobj How to calculate the azimuth of a grid? If the two counts are equal, the protractor is properly aligned. Next, you will plot an azimuth from a known point on a map. The square protractor (GTA 5-2-12) has two scales. This protractor represents the azimuth circle. Declination is the angular difference between any two norths. Use your straight edge and your pencil to do this on your map. By clicking Accept All, you consent to the use of ALL the cookies. (b) From the base of the grid-north line (prong), draw an arbitrary line (or any azimuth line) at a roughly right angle to north, regardless of the actual value of the azimuth in degrees (Figure 6-9). The line represents your azimuth. (4) Draw a line along the straightedge away from the known position on the ground toward your position. Orient his map using his compass and/or terrain association. Where the base line intersects the horizontal line, between 90 and 270 degrees, is the index or center of the protractor (Figure 6-6). (3) The G-M angle diagram should be constructed and used each time the conversion of azimuth is required. requirement to determine the azimuth from. But also remember, that youll be only asked to pass the same course that thousands of other candidates have passed before you. True North. A relationship can be established between degrees and mils. The azimuth as shown by the protractor is 223 degrees. Youll find this little exercise a very helpful method anytime you are navigating your way in the field and arent entirely sure of where you are. Next, using your protractor, determine the grid coordinates to the desired accuracy, an eight-digit grid being the preferred accuracy for our purposes. The conversion (add or subtract) is governed by the direction of the magnetic-north prong relative to that of the north-grid prong. Hold the compass steady and level, and up to your face. Azimuth simply refers to any angle between 0 and 360 used to indicate a point in the horizontal plane. Determine the grid coordinates of your location to the desired accuracy. The line is your azimuth. endobj (Figure 071-COM-0018 1) Note: When measuring azimuths on a map, remember that you are measuring from a starting point to an ending point. How do you calculate the azimuth of a line? The azimuth of an object that is due North is 0 degrees, the azimuth of due East is 90 degrees, the azimuth of due South is 180 degrees, and the azimuth of due West is 270 degrees. With this in mind, the problem is solved by the following steps: (a) Draw a vertical or grid-north line (prong). Direction plays an important role in a soldiers everyday life. Using the edge of your protractor, draw a straight pencil line between points A and B. We also use third-party cookies that help us analyze and understand how you use this website. An azimuth is the direction measured in degrees clockwise from north on an azimuth circle. Using the scale, determine the angle (grid azimuth). Practice makes perfect. Today, the reference plane for an azimuth is typically true north, measured as a 0 azimuth, though other angular units (grad, mil) can be used. The modified method is the least preferred and the least accurate method but is useful in certain situations. The degree scale is graduated from 0 to 360 degrees; each tick mark on the degree scale represents one degree. Determine the grid coordinates to the desired accuracy. Determine the longitude and latitude of London our initial point. And the W11156983B model number youve given isnt a model number. Determine the grid coordinates to the desired accuracy . (1) Place the protractor index where the azimuth line cuts a north-south grid line, aligning the base line of the protractor directly over the intersection of the azimuth line with the north-south grid line. It is comparable to doing about face. To obtain a back azimuth from an azimuth, add 180degrees if the azimuth is 180 degrees or less, or subtract 180 degrees if the azimuth is 180degrees or more (Figure 6-3). (1) To determine the grid azimuth (a) Draw a line connecting the two points (A and B). The protractor helps to measure small distances inside grid squares. Suppose you follow the 223 degree azimuth to the road junction, and then you want to go back to your original location. If the azimuth is more than 180 degrees subtract 180. Plotting an azimuth on the map. It also may be convenient to construct a G-M angle conversion table on the margin of the map. Where all of the lines intersect on your map is your location. Necessary cookies are absolutely essential for the website to function properly. The azimuth angle is like a compass direction with North = 0 and South = 180. c. Grid Convergence. %%EOF A "Handy" Way to Measure Distances. Grid north may be symbolized by the letters GN or the letter y (Figure 6-1). In some cases, there are no declination conversion notes on the margin of the map; it is necessary to convert from one type of declination to another. The line is your azimuth. This was deve. On medium-scale maps, the declination information is shown by a note in the map margin. Look at the top of your map at the easting numbers, and move right until you find the 30 grid line. You will learn more about measuring angles later. d. Degree. Military protractor. Draw a straight pencil line between points A and B with the edge of your protractor. On the map, draw a straight line connecting the two points. Ignore the noise. The mil expresses the size of an angle formed when a circle is divided into 6,400 angles, with the vertex of the angles at the center of the circle. You then should be able to get an eight-digit grid coordinate and find your way to your point. One note provides instructions for converting magnetic azimuth to grid azimuth; the other, for converting grid azimuth to magnetic azimuth. On the Xbox, what is RS and LS? Set your bezel . Determine the grid coordinates to the desired accuracy. It explains the use of some field-expedient methods to find directions, the declination diagram, and the conversion of azimuths from grid to magnetic and vice versa. You can find your PV systems azimuth by looking at Google Maps! Such procedure is important when working with a map for the first time. xU[o0~W|L*YbJ-i^dx Using mils, calculate a back azimuth. Because there are 360 degrees in the azimuth circle, the opposite direction would be 180 degrees from the azimuth (half of 360 degrees). The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. (3) Lay a straightedge on the map using a known position as a pivot point. Performance Steps Add the GM angle to convert a magnetic azimuth into a grid azimuth. b. Align the 0- to 180-degree line of the protractor on the vertical grid line, while keeping the index in position. The sun is always directly south in the northern and directly north in the southern hemisphere at solar noon. 6. A declination diagram is a part of the information in the lower margin on most larger maps. Determine the grid coordinates to the desired accuracy. In this example, notice that the quadrant bearing from point A to B is North 4 3 East (left map, using protractor) or an azimuth bearing of 4 3 . But in reality, youll often in the real world use the modified Resection method, as often times, you may not have the luxury of having multiple points visible. Determine the grid coordinates to the desired accuracy, for our purposes an eight-digit grid coordinate. : The University of Akron, Ohio Your squad leader can show you exactly how to use the protractor. (c) Examine the declination diagram on the map and determine the direction of the magnetic north (right-left or east-west) relative to that of the grid-north prong. Analytical cookies are used to understand how visitors interact with the website. (b) Place the protractor on the map with the index mark at the center of mass of the known point and the base line parallel to a north-south grid line. You can use a map to determine a grid azimuth, or you can use a compass to determine a magnetic azimuth. Place the index of the protractor at the point where the drawn line crosses a vertical (north-south) grid line. The distance to the east will be equal to your objects azimuth if it is in the east. Special Condition : None Safety Risk : Low MOPP 4 : Sometimes Task Statements Figure 071-COM-0018 1. Using the edge of your protractor, draw a straight pencil line between points A and B. The 0- or 360-degree mark is always toward the top or north on the map and the 90 mark is to the right.