Can a quadrilateral ABCD be a parallelogram if ∠D + ∠B = 180°?
Can a quadrilateral ABCD be a parallelogram if ∠D + ∠B = 180°?
Pawan Prajapati , 5 Years ago
Grade 12
8 grade maths> Can a quadrilateral ABCD be a parallelogr...
1 AnswersHarshit Singh
Dear Student
Yes, a quadrilateral ABCD be a parallelogram if ∠D + ∠B = 180° but it shouldalso fulfilled some conditions which are:
(a) The sum of the adjacent angles should be 180°.
(b) Opposite angles must be equal.
Thanks
Yes, a quadrilateral ABCD be a parallelogram if ∠D + ∠B = 180° but it shouldalso fulfilled some conditions which are:
(a) The sum of the adjacent angles should be 180°.
(b) Opposite angles must be equal.
Thanks
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