Question

express cos x as a fraction in simplest terms.
answer
cos x =

Explanation:

Step1: Recall the cosine formula

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

Step2: Identify the sides for angle \(X\)

For angle \(X\), the adjacent side to \(X\) is \(XW = 3\), and the hypotenuse is \(XV=5\).

Answer:

$\frac{3}{5}$