Question

Write the value of sin^2 30° + cos^2 60°​

Answer 1

Answer:

$\sin {}^{2} (30 \degree ) + \cos {}^{2} (60\degree ) \\ = ( \frac{1}{2} ) {}^{2} + ( \frac{1}{2} ) {}^{2} \\ = \frac{1}{4} + \frac{1}{4} = \frac{1}{2}$