44.7k views
2 votes
Find the Measure of angle B.

Find the Measure of angle B.-example-1
User Kiirani
by
5.5k points

1 Answer

3 votes

Answer:

Explanation:

A and B are along a straight line

(3x - 20) + 2x = 180

5x = 200

x = 40

2(40) = 80°

User Poushy
by
6.1k points