The measure of an angle is eight times the measure of its supplementary angle. What is the measure of each angle?
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Question
The measure of an angle is eight times the measure of its supplementary angle. What is the measure of each angle?
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Answer:
160°
Step-by-step explanation:
Let one angle be x
Let second angle be 8x
Sum of supplementary angles = 180°
x+ 8x = 180°
9x = 180
x = 180/9 = 20
First angle= x= 20°
Second angle = 8x = 8*20 = 160°