Question 1101106
A girl walks 80mfrom a point p on a bearing of 040°to a point Q.she then walks 30m on a bearing of 140° to a point R.
what is the bearing of R from P
How far is R from P
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You have 2 sides and the included angle (the angle is 80 degs).
Find the 3rd side using the Cosine Law.
Then use the Law of Sines to find side PR.