Question

Which of these statements is true for all trapezoids?A. two opposite sides are parallelB. one pair of sides are parallelC. all the angles are congruentD. base angles are congruent

Answer 1

The below is a sketch of a typical trapezoid:

As be seen above, every trapezoid must have one pair of opposite sides (that is, two opposite sides) which are parallel to each other.

Thus, the correct answer is: option A