Question

Determine if each quadrilateral must be a parallelogram. Justify your answer.

Explain why please.

Answer 1

22) Yes, a quadrilateral with 2 pairs of opposite parallel sides is a parallelogram.

23) No, the two triangles created by the diagonal are not necessarily congruent.

25) No, because the two segments created by the point of intersection of the diagonals splitting each of the diagonals are not necessarily congruent.