Question

the value of sin^2 (30 degrees) + cos^2 (60 degrees)​

Answer 1

Answer:

$\sin {}^{2} 30 {}^{0} + \cos {}^{2}60 {}^{0}$

$=(\frac{1}{2} ) {}^{2} + ( \frac{1}{2} ) {}^{2}$

$= \frac{1}{4} + \frac{1}{4}$

$= \frac{1 + 1}{4}$

$= \frac{2}{4} = \frac{1}{2}$

Value = $\frac{1}{2}$

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