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The second angle of a triangle is 4 times as large as the first. The third angle is more than the sum of the other two angles....Asked by Jamie
The second angle of a triangle is 4 times as large as the first. The third angle is 130° more than the sum of the other two angles. Find the measure of the second angle.
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Answered by
scott
let 4x equal the 2nd angle
x + 4x + 5x + 130 = 180
x + 4x + 5x + 130 = 180
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