Question

verify: sin² 60° + cos² 60° = 1​

Answer 1

Answer:

sin^2 (60)=3/4

cos^2(60)=1/4

so rhs=1

Answer 2

Answer:

Explanation:

sin 60 = $\sqrt{} 3 /2$

cos 60 = 1/2

3/4 + 1 /4 = 4/4 = 1