HELP EXAM QUESTIONS DUE IN 5 MINS!! involving BEARINGS and TRIGONOMETRY RULES
The diagram below, which is not drawn to scale, represents the positions of
three mobile phone masts.
Mast is on a bearing of 100% from mast P and is 40km away.
The bearing of mast R from mast is 150%.
Masts P and Rare 66km apart.
N
P
40 km
150
66 km
*
(a)
Use the information in the diagram to establish the size of angle POR R
(b)
Hence find the bearing of mast P from mast R.
2.
A par 3 hole on a golf course the tee is a distance of 130 metres due west from
the pin.
On his first shot, Bruce hits the ball 100 metres but not at the correct angle.
On his second shot he hits the ball 35 metres and gets it in the hole.
On what bearing, a", did he hit his first stroke?
100 m
35 m
130 m​