Question
A man walks 800m on a bearing of 129°. calculate how far east he is from the starting point
Answers
Anonymous
You travel on a "heading".
You take a sight on a "bearing' ( eg - that lighthouse bears East by South).
Anyway East is 90 degrees so your heading is 39 degrees South of East.
Therefore the East component of your course is 800 cos 39
= 800 * 0.777
You take a sight on a "bearing' ( eg - that lighthouse bears East by South).
Anyway East is 90 degrees so your heading is 39 degrees South of East.
Therefore the East component of your course is 800 cos 39
= 800 * 0.777