Question

CosA=24/25 what is the value of sinA

Answer 1

Solution

CosA=24/25 =base/hyp

Draw a triangle with base 24 & hyp 24,

use Pythagoras theorem

h² = b² + p²

625 = 576 + p²

625 - 576 = p²

49 = p²

P = 7

SinA = per/hp

SinA = 7/25