A boy walks 1260 m on a bearing of 120 degree . How far south is he from his starting point ? Make a sketch.
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A boy walk 1260 m on a bearing of 120 how far south is he from his starting point. What is 120*sin30? d = 1260m[120o] CW from +y-axis. Y = 1260*Cos120 = -630 = 630 m
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