Answer:
EF = HG and EF || HG
Step-by-step explanation:
A quadrilateral is a polygon shape with four sides and four angles.
A parallelogram is a quadrilateral with two pairs of parallel sides. The following are properties of a parallelogram:
If Quadrilateral EFGH with diagonals EG and HF is a parallelogram then EF = HG and EF || HG