Question

If a quadrilateral ABCD is a parallelogram then

• A. AB = CD
• B. AB // CD
• C. ∠A = 50° ,∠C = 50° ,∠B =130°
• D. AB⊥AD

Answer 1

Answer: (A), (C), (D)

The correct options are
A

AB = CD

C

∠A = 50° ,∠C = 50° ,∠B =130°

D

AB⊥AD

For a quadrilateral to be a parallelogram, both the pairs of opposite sides should be parallel.

In a parallelogram:

• the opposite sides are equal.
• the opposite angles are equal.
• each diagonal bisect the parallelogram.