Question

Which quadrilateral has one pair of parallel sides but is not a parallelogram
Rhombus
Rectangle
Trapezoid
Square

Answer 1

The quadrilateral that has one pair of parallel sides but is not a parallelogram is a **trapezoid**. A trapezoid is defined specifically as a quadrilateral with at least one pair of parallel sides, distinguishing it from parallelograms, which have two pairs of parallel sides.