Answer:
A. 48 + 2x = 180
Step-by-step explanation:
This is an isosceles triangle
Therefor the unmarked angle is also xº
The three angles are 48, x and x
The total of the angles in a triangle is 180
48 + x + x = 180
48 + 2x = 180
12
$25 >= 14.99+2.75x