Question

If sin A= ¾, calculate cos A and tan A​

Answer 1

Answer:

sina= 3/4

p=3

h=4

b=5

cosa= 5/4

Tana =3/5

Answer 2

Answer:

sinA = opp/hyp = 3/4

so adj = √(4²-3²) = √7

cosA = adj/hyp = √7/4

tanA = opp/adj = 3/√7