If cotA = \(\frac{3}{4}\) . Then find the value of 50 sinA .

36 44 40 50

40

cotA =\(\frac{3}{4}\) =\(\frac{B}{P}\)   [Triplet 3 , 4 , 5] H = 5  ⇒ 50sinA = 50 × \(\frac{P}{H}\) = 50 × \(\frac{4}{5}\) = 40