Question

What is te value of y?

Answer 1

y+y+72=180
y=yEquilateral triangle
y=180-72=108...108/2=54
y1=54
y2=54
54+54+72=180

Answer 2

The answer is B. 54

Explanation:

180 Is the sum of every triangle's angles. 180-72=108

There are two sides left so we divide.

108/2=54.

So each side would equal 54.