In the scale drawing, R is the centre of a rock bed, A is a ship and B is a port. The line AB shows the ship's course.
- (a)
Measure the bearing of B from A.
Answer ...°
- (b)
The rock bed covers a 25 km radius.
If the ship were to stay on course, state the distance at which the ship will first hit the rock bed.
Answer ...km
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