SOLUTION: in a triangle the second angle is 5 times as large as the first, and the third angle is 18 degrees less than 4 times the first angle. find the size of the angles

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Question 566513: in a triangle the second angle is 5 times as large as the first, and the third angle is 18 degrees less than 4 times the first angle. find the size of the angles
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Let represent the measure of the first angle. Then the measure of the second angle must be and the measure of the third angle must be .

Since the sum of the measures of the interior angles of any triangle is , we can say:



Solve for , then calculate and

John

My calculator said it, I believe it, that settles it
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