Question 2 by Chan Jun Wei

Which of the given statements is correct? Justify your answer/s with examples.

A ) A square and a parallelogram are quadrilaterals.

B ) Opposite sides of a square and a parallelogram are parallel.

C ) A trapezoid has one pair of parallel sides.

D ) All the above

All of the above is correct. A square and a parallelogram are quadrilaterals as they have four sides. Opposite sides of a square and a parallelogram are parallel because their adjacent sides are of equal length. And the trapezoid has a pair of parallel sides because the parallel sides have different lengths.