Question

what is sin a?
25
a
4√6
23
sin a = ?

Explanation:

Step1: Recall the sine formula

In a right - triangle, $\sin\theta=\frac{\text{opposite}}{\text{hypotenuse}}$.

Step2: Identify the sides relative to angle $A$

The side opposite to angle $A$ is $23$, and the hypotenuse is $25$.

Answer:

$\frac{23}{25}$