SOLUTION: Imagine a triangle which contains angles A,B, and C. If the sum of the measures of A and B is 115 degrees what is the measure of C? I have no idea how to figure that out can yo

Question 545490: Imagine a triangle which contains angles A,B, and C. If the sum of the measures of A and B is 115 degrees what is the measure of C?
I have no idea how to figure that out can you teach me how I would do this kind of a problem so I can know for future reference? If you can help I would GREATLY appreciate it thank you so very much for your time and help!
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Imagine a triangle which contains angles A, B, and C.
If the sum of the measures of A and B is 115 degrees what is the measure of C?
:
A + B + C = 180
:
The sum of A + B was given as 115, therefore, we can write it
115 + C = 180
Subtract 115 from both sides
C = 180 - 115
C = 65 degrees
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