Asked by Alshen

In a triangle, one angle is twice the second , and the third angle is 20 degrees less than the second . What is the measure of largest angle?
Answered by Steve
just add up the angles. If the 2nd angle is x, then

x + 2x + x-20 = 180

Knowing x, you can surely find 2x.
Answered by Chelsea
X= 50
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