15 cot A =8 – InterviewSolution

1.

15 cot A =8

Answer»

cot A = 8/15 = B/P

Using pythagoras theoram H^2 = P^2 + B^2 H^2 = 15*15 + 64H^2 = 225 + 64H^2 = 289H = 17

sin A = P/H = 15/17

sec A = H/B = 17/8

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