Mathematics, 29.06.2019 21:30, abigailjackson

Determine which sides of quadrilateral abcd must be parallel. if angle a is 72 degrees, angle b is 108 degrees, angle c is 72 degrees and angle d is 108 degrees.

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Determine which sides of quadrilateral abcd must be parallel. if angle a is 72 degrees, angle b is 1...