Question

if 3 tan A = 4, then find sin A and cos A.​

Answer 1

cosA=3/5 and sinA=4/5

Step-by-step explanation:

tanA=4/3 =perpendicular/base

using Pythagoras theorem we get,

hypotensue =5

we get base= 3,perpendicular=4

sinA= perpendicular/hypotensue=4/5

cosA=base/hypotensue =3/5