Answer:
YES.
Explanation:
4x + 12 = 180 - 80
4x + 12 = 100
4x = 88
x = 22.
So m <ACB = 180 - (8(22)-34)
= 180 - 142 = 38 degrees.
so m <BAC = 180 - 80 - 38 = 62 degrees.
So the 3 angles in triangle ABC ( 80, 62 and 38) are equal to the 3 angles in triangle XYZ.
So they are similar.