can a quadrilateral ABCD be a parallelogram if angle D + angle b is equal to 180 degree
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Answered by
5
Answer:
Technically, it is called as a RECTANGLE, but since all rectangles are parallelograms, it CAN still be called a parallelogram.
Answered by
4
Answer:
yes it can be a parallelogram....
and opposite angles. of a parallelogram are equal... and sum of all angles of a quadrilaterals are equal to 360..
so 180+180=360.......and all parallelogram are quadrilateral.......
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