Question

find sin θ.

a. 28/45
b. 45/28
c. 28/53
d. 45/53

Explanation:

Step1: Recall sine definition

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

Step2: Identify sides

Opposite side to $\theta$ is 45, hypotenuse is 53.

Step3: Calculate $\sin\theta$

$\sin\theta = \frac{45}{53}$.

Answer:

D. $\frac{45}{53}$