The vertices of abcd form a parallelogram because opposite interior angles of a and c are equal acute angles and opposite interior angles of b and d are equal obtuse angles. The 4 interior angles add up to 360 degrees and it has parallel sides
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In parallelogram ABCD, AC=BD. Is ABCD a rectangle?
If ABCD is a parallelogram, what is the value of x?2018.5 apex
Yes, it is.
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