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The Second Angle of a Triangle Is 4 Times as Large

Question 110

Multiple Choice

The second angle of a triangle is 4 times as large as the first. The third angle is 140∘140^{\circ} more than the sum of the other two angles. Find the measure of the second angle.


A) 20∘20^{\circ}
B) 1∘1^{\circ}
C) 16∘16^{\circ}
D) 4∘4^{\circ}

Correct Answer:

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