Solve the right triangle shown in the figure.   = 3.9 cm,  = 1.9 cm, ?C = 90°

A. ?A = 64°, ?B = 26°,  = 4.3 cm
B. ?A = 29°, ?B = 61°,  = 5.8 cm
C. ?A = 26°, ?B = 64°,  = 4.3 cm
D. ?A = 60°, ?B = 30°,  = 4.3 cm


Answer: A

Mathematics

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