Question

In ABC, what is the measure of C?

108°

20°

18°

36°

Answer 1

6x+2x+2x=180(angles in a triangle add up to 289)
10x=180
X=180/10
X=18
Angles C=2x
2x=18x2
Angle C=36

Answer 2

36

Explanation:

b is 3x bigger then a and c but all add to 180

so 108 is b you have 72 left 72/2 for and c is 36