Question

Which of these figures must be a rectangle?

O
A. A trapezoid with at least one right angle
O
B. A trapezoid with two congruent sides
O
C. A parallelogram with at least one right angle
O
D. A parallelogram with four congruent sides

Answer 1

Answer:C. a paralelogram with at least one right angle

Explanation:

a paralelogram cant have one right angle as the other side would have to have one too.