Question: are diagonals in a trapezoid congruent?
Answer: The diagonals of an isosceles trapezoid are also congruent, but they do NOT bisect each other. Isosceles Trapezoid Diagonals Theorem: The diagonals of an isosceles trapezoid are congruent. The midsegment (of a trapezoid) is a line segment that connects the midpoints of the non-parallel sides.