Question

if cos A =3/5 , then find the value of sin A​

Answer 1

Step-by-step explanation:

By Pythagoras theorem,

H2=P2+B2

(5)2=P2+(3)2

P2=25-9

P2=16

P=√16

P=4

sin A=height/Hypotenuse

sin A= 4/5