1. Bearings By Andre Lam (18) Lau Wai Soong (19) Ivan Leo (20) Lim Bing Wen (21) Triangle Trigonometry

2. Content 0 Introduction 0 What are bearings? 0 Application in Triangle Trigonometry 0 Application in Real Life 0 Sample Questions 0 Activity (Try it yourself!) 0 Question and Answer

3. Introduction 0 What are bearings? 0 From Wikipedia, 0 A bearing is the angle between a line connecting two points and a north-south line.

4. Application in Triangle Trigonometry 0 In Trigonometry, (Ivan)

5. Application in Triangle Trigonometry

6. Application in Real Life 0 In Real Life, bearings are commonly used in three forms of navigation: 0 Marine Navigation 0 Aircraft Navigation 0 Land Navigation 0 With the help of bearings, soldiers, divers and hikers alike will not get lost while exploring unknown or new territory!

7. Application in Real Life 0 According to the US Army, bearings can also be used in war-time conditions. 0 Bearings are able to: 0 Determine the location of a foreign object or target 0 Aid piloting of an aircraft 0 Bring a drone from one position to another by remote 0 Search and Rescue a lost soldier

8. Sample Questions 0 http://www.digitaldesk.org/resources/mathsweb/be aring1.htm 0 The above link will address more queries about the use of bearings and how bearings work. 0 Bearings 1 through Bearings 3 are sample questions.

9. Additional Sample Questions 0 (Wai Soong) try to find more animated stuff online

10. Activity (Try it yourself!) 0 (Bing Wen) Please provide sample questions from some workbooks that range from easy to challenging and then paste them here. Get the class to write their answers on the board and present how they get these answers

11. Any Questions?

12. THANK YOU