Question

convert the following angle from degrees to radians. express your answer in simplest form.
$90^{\circ}$

Explanation:

Step1: Recall degree-radian conversion

To convert degrees to radians, multiply by $\frac{\pi}{180}$.

Step2: Apply conversion to $90^\circ$

$90 \times \frac{\pi}{180}$

Step3: Simplify the expression

$\frac{90\pi}{180} = \frac{\pi}{2}$

Answer:

$\frac{\pi}{2}$ radians