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Mathematics 17 Online
OpenStudy (anonymous):

Suppose c=12.3 and m∠B=55°. Find a.

OpenStudy (anonymous):

OpenStudy (anonymous):

its one of these A. 7.05 B. 10.07 C. 17.56

OpenStudy (anonymous):

A. By using SOH CAH TOA you take the Cos #= opp./hyp. so that is Cos B = a/c which is Cos 55 = a/12.3 and after solving all that it comes out to be 7.05

OpenStudy (anonymous):

ty<3

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