Bearing!!!

General Knowledge

50

Where do you measure bearing from? (What direction)

North

100

What direction do you measure bearing? Clockwise or anti-clockwise?

Clockwise

200

Name two equations/rules you need to know to solve bearing questions.

Cosine Rule

Sine Rule

300

Cosine Rule Formula used when finding a side

a² _{= b}² _{+ c}² _{-2bc Cos A} 

400

Sine Rule for finding sides

a/Sin A= b/Sin B

Red

200

Calculate angle MLN

56.4 degrees

300

Calculate the distance of NR

8.75 km

400

Determine the bearing of Town R from Town L 

131.4 degrees

Khaki

50

On the diagram, show the bearing of 040 degrees

Draw on the paper

100

Calculate the measure of angle KLM

40 degrees

200

Calculate the length, to the nearest km, of KM

78km

300

Calculate angle LKM to the nearest degree

81 degrees

400

Calculate the bearing of M from K

121.4 degrees