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Bunuel
If the degree measures of two angles in a quadrilateral are 70° and 130° and the remaining two angles are equal to each other, what is the degree measure of one of these angles?

A. 60°
B. 80°
C. 100°
D. 160°
E. 200°

Sum of all interior angles of a quad= 360

2x + 130 +70= 360, find x.

x=80
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