Question

value: 2
find the value of x.
10
x
a. 5
b. 8
c. 10
d. 20

Explanation:

Step1: Identify triangle type

The triangle has two equal - angled base angles, so it is an isosceles triangle.

Step2: Apply isosceles triangle property

In an isosceles triangle, the sides opposite the equal angles are equal. Given one of the non - base sides is 10, so $x = 10$.

Answer:

C. 10