Question

if sin2theta = 1/2 , then theta is?
???​

Answer 1

Answer:

sin 2Ф = 1/2

As we know, sin 30° = 1/2

So,

sin 2Ф = sin 30°

{sin and sin get canceled out}

2Ф = 30°

Ф = 30/2

⇒ Ф = 15°

Explanation:

Hope it helps you :)