Question

All rectangles are parallelograms, but not all parallelograms are rectangles. What does a rectangle have that a parallelogram doesn't?

A) four right angles
B) two opposite acute angles.
C) two sets of parallel lines
D) two sets of opposite congruent side

Answer 1

A) Four right angles. A rectangle has right angles while a parallelogram has acute and obtuse angles. Hope this help:)