1. 1 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 LAND NAVIGATION Navigating by Azimuths

2. 2 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Objectives  Determine azimuths using a military map and protractor  Convert magnetic azimuth to a grid azimuth and grid azimuth to a magnetic azimuth  Convert grid and magnetic azimuths using G/M angle  Measure straight line distance on a map  Measure curved line distance on a map  Determine a back azimuth

3. 3 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Determining Azimuths 45° 120° 225° Mils ScaleDegrees Scale

4. 4 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 10 11 12 13 14 15 16 17 x x 03 02 01 00 99 98 97 57° Determining a Grid Azimuth

5. 5 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Base Lines- the Three Norths

6. 6 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Declination Diagrams Figure 6-8. Declination diagrams. FM 3-25.26

7. 7 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Converting Azimuths

8. 8 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Back Azimuths

9. 9 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Straight Line Distance

10. 10 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Curved Line Distance Measured Curved Lines Placing Tick Marks Determining Distance

11. 11 MSL 201, Lesson 03b: Land Navigation Revision Date: 31 July 2011 Closing  Summary  Questions  Next Lesson: Lesson 04a, Introduction to Problem Solving Read Tactics and Techniques, Section 5, Introduction to Problem Solving, pages 280-289 in the student text.