Question

find the values of the six trigonometric ratios for angle a

Answer 1

@Directrix

Answer 2

First thing, we have to find AC.

15^2 = 12^2 + (AC)^2

What is AC?

Answer 3

15 times 12?

Answer 4

No, you have to square 15 and then subtract the square of 12 and take the square root of that difference.