Question

if sin∅=4/5 then find cos∅​

Answer 1

Answer:

3/5 it is a correct answer

Answer 2

sinθ=4/5

then the perpendicular =4unit and the hypotenuse=5 unit then the base =3 cm

base² =5²-4²unit²=9unit²

base=3unit (-3 is not acceptable)

cosθ=3/5