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