Part 1
when is a quadrilateral both a trapezoid and a parallelogram? complete the explanation.
when there are two pairs of parallel lines, which are lines with the same slope
part 2 out of 2
is a quadrilateral ever a parallelogram but not a trapezoid? complete the explanation.
yes, y since a parallelogram is a quadrilateral with (select) of parallel lines and a trapezoid is a
quadrilateral with at least (select) of parallel lines, a quadrilateral can (select) 7 be a
parallelogram but not a trapezoid.