Answer:
34
Step-by-step explanation:
Each of the base angles = x
x + x + 112 = 180 Subtract 112 from both sides. Simplify the left side.
2x + 112 - 112 = 180 - 112 Simplify
2x = 68 Divide by 2
2x/2 = 68/2 Simplify
x = 34
Each of the base angles = 34 degrees.