3. Tests for Parallelograms
Sign In
What conditions must a quadrilateral satisfy to be a parallelogram?
Yes.
To prove that a quadrilateral is a parallelogram, it is enough to show that one of the following conditions is satisfied.
Let's analyze the given quadrilateral.
Looking at the congruence markings, we can see that both diagonals are bisecting each other. Therefore, it is a parallelogram.