Asked by Nathan

A man walks 20 meters from point A to point B, Then he turns 80 degrees and walks 35 meters towards point C. How long is the distance AC? Draw the triangle

Answers

Answered by Steve
Use the law of cosines. The third side can be found using

AC^2 = 20^2 + 35^2 - 2(20)(35)cos(180-80)°
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