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The bearing of a point P from another point Q is 310o

The bearing of a point P from another point Q is 310o. If |PQ| = 200m, how far west of Q is P?

A.

128.6m

B.

153.2m

C.

167.8m

D.

187.9m

View answer & explanation

Correct answer is B

cos 40 = \(\frac{x}{200}\)

x - 200 x cosx

= 200 x 0.7660

x = 153.2m

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