Question

find the indicated side of the right triangle.
image of a right triangle with a 45° angle, a 45° angle, a right angle, one leg labeled 9, the other leg labeled x, and the hypotenuse labeled y
x = ?

Explanation:

Step1: Identify triangle type

This is a 45-45-90 right triangle, so legs are equal.

Step2: Determine side length

One leg is 9, so the other leg \( x \) (also a leg) equals 9.

Answer:

9