135k views
21 votes
In ABC, what is the measure of C?

108°

20°

18°

36°

In ABC, what is the measure of C? 108° 20° 18° 36°-example-1
User AkisC
by
4.5k points

2 Answers

7 votes
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
User Mike Grassotti
by
4.3k points
8 votes

Answer:

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

User Nguyen Phong Thien
by
5.1k points