Question

another. The opposite sides of a quadrilateral are parallel. If one angle of the quadrilateral is 60 degrees, find the other angles.
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Answer 1

Answer:

If opposite sides are parallel , then,,

opposite angle = 1 angle =  60 degree

adjacent angle = 180 - 60 = 120 degree

I hope it helps you.

Answer 2

Answer:

in parallelogram opposite angles are equal

angle A = angle C