Question

is quadrilateral abcd a parallelogram? (1) all four internal angles of abcd are equal. (2) ac divides abcd into two congruent triangles.

Answer 1

option 2 is correct but not 1

Answer 2

1:if a quadrilateral abcd a parallelogram then opposite angles are equal.If all internal angles aee equal then it becomes rectangle.
2:ac divides the accd parallelogram into two congruent triangles it is correct.
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