SOLUTION: In a triangle, the measure of the second angle is 40^0 less than the measure the first angle. The measure of the third angle is twice the first. What are the measures of each of th

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Question 372651: In a triangle, the measure of the second angle is 40^0 less than the measure the first angle. The measure of the third angle is twice the first. What are the measures of each of the angles in the triangle?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2BB%2BC=180
.
.
B=A-40
.
.
C=2A
.
.
Substitute,
A%2B%28A-40%29%2B2A=180
4A-40=180
4A=220
highlight%28A=55%29degrees
.
.
B=55-40
highlight%28B=15%29degrees
.
.
C=2%2855%29
highlight%28C=110%29degrees