SOLUTION: The ratio of the interior angle measures of a triangle is 1 : 4 : 5. What are the angle measures?
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Question 849223: The ratio of the interior angle measures of a triangle is 1 : 4 : 5. What are the angle measures?
Answer by rvfer(117) (Show Source): You can put this solution on YOUR website!
x+4x+5x=180
10x=180
x=18
4x=72
5x=90
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