Share
The measure of the supplement of an angle is twice the measure of the angle. What is the measure of each angle?
Question
The measure of the supplement of an angle is twice the measure of the angle. What is the measure of each angle?
in progress
0
Mathematics
4 years
2021-08-09T16:23:05+00:00
2021-08-09T16:23:05+00:00 1 Answers
7 views
0
Answers ( )
Answer:
120° and 60°
Step-by-step explanation:
Suplementary angles sum 180°
then:
a + b = 180°
b = 2a
then:
a + 2a = 180°
3a = 180°
a = 180/3
a = 60°
b = 2a
b = 2*60
b = 120°
Check:
120° + 60° = 180°