Question

If cos theta is equal to 5 by 13 find other trigonometric ratios

Answer 1

cos θ = 5/13

Let base= 5k, hypotenuse= 13k

Perpendicular= √(13k)²-(5k)²= √144 k²= 12 k

sin θ= 12/13

tan θ= 12/5

sec θ= 13/5

cosec θ= 13/12

cot θ= 5/12