Question

which of the following is not a parallelogram? rhombus rectangle square trapezoid

Explanation:

Step1: Recall parallelogram definition

A parallelogram has two pairs of parallel sides.

Step2: Analyze each option

• A rhombus has two pairs of parallel sides.
• A rectangle has two pairs of parallel sides.
• A square has two pairs of parallel sides.
• A trapezoid has only one - pair of parallel sides.

Answer:

trapezoid