Monday, April 21, 2014

In a right triangle with g the right angle, a = 69.2° and c = 28.3. What is b?

cos%28theta%29=adj%2Fhyp
so
cos%2869.2%29=b%2F28.3
b=28.3%2Acos%2869.2%29
so...
b=10.05
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