Solve the angle A in the spherical triangle ABC given a = 106°25’, c = 42°16’ and B = 114°53’

 Solve the angle A in the spherical triangle ABC given a = 106°25’, c = 42°16’ and B = 114°53’

A). 45°54™

B). 72°43™

C). 80°42™

D). 97°09™

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