SOLUTION: let x represent the second angle of a triangle. the first angle is three times the second. the third angle is twenty more than a second. what are the three angles?

Question 1051315: let x represent the second angle of a triangle. the first angle is three times the second. the third angle is twenty more than a second. what are the three angles?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
let x represent the second angle of a triangle. the first angle is three times the second. the third angle is twenty more than a second. what are the three angles?
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2nd:: x
1st:: 3x
3rd: x+20
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x + 3x + x+20 = 180
5x = 160
x = 32 degrees (2nd)
3x = 96 degrees (1st)
x+20 = 52 degrees (3rd)
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Cheers,
Stan H.
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