Establish the identity 1cot2theta sin2 theta1 Which of the f

Establish the identity.

(1+cot^2(theta)) sin^2 (theta)=1

Which of the following shows the key steps in establishing the identity?

(1+cot^2(theta)) sin^2 (theta)=1

LHS = (1+cot^2(theta)) sin^2 (theta) = csc^2 (theta) *sin^2 (theta) = sin^2 (theta) /sin^2 (theta) = 1 = RHS