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OpenStudy (anonymous):
ABCD is a parallelogram. Angle C is equal to (x+5) degrees and angle D is equal to (x+20) degrees. Find x
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OpenStudy (anonymous):
77.5?
OpenStudy (rajee_sam):
In a Parallelogram Opposite angles are equal. Angle A = Angle C and Angle B = Angle D. Also A+B+C+D = 360° ; So 2(x+5) + 2(x+20) = 360°. Solve. You get 77.5°
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