In ΔABC measure of angle B is 90°. If cos A = 8/17, and AB = 4 cm, t – McqOptions

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1.	In ΔABC measure of angle B is 90°. If cos A = 8/17, and AB = 4 cm, then what is the length (in cm) of side BC?
A.	8.5
B.	7.5
C.	5
D.	6
Answer» C. 5

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