Question

If sin theta=a/b find the value of cos theta​

Answer 1

Answer:

hope it will be helpful for you .

Answer 2

Answer:

b is Hypotenuse

a is Perpendicular

b^2=a^2+B^2

B^2=b^2-a^2

B=✓(b+a)(b-a)

cos theta= ✓(b+a)(b-a)/b