Question

Show that sin^2 (45°) + sin^2 (30°) + sin^2 (60° ) = 3/2​

Answer 1

Step-by-step explanation:

sin^2 30 sin^ 2 45*sin^2 60 sin^2 90

= (1/2)^2 * (1/sq.root 2)^2 *(sq.root 3/2) * (1)^2

= (1/4) (1/2)(3/4) (1)

= 3/32