Question

Find the value of a In the isosceles triangle shown below.
8

Answer 1

A. x = √41

Explanation:

We need to take one triangle, so we'll split it in half.

This makes the base 4.

Then we use Pythagorean Theorem:

5^2 + 4^2 = x^2

25 + 16 = x^2

41 = x^2

√41 = x