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OpenStudy (anonymous):
In triangle ABC, a = 13 ft., b= 7ft, and C= 115°. Which formula would you use the find the area?
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OpenStudy (anonymous):
OpenStudy (anonymous):
\(Area =\frac{1}{2}bc\sin(A)\)
OpenStudy (anonymous):
i guess in your case it is \[Area =\frac{1}{2}ab\sin(C)\]
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