Question

choose the word or phrase that completes the sentence. the diagonals of an isosceles trapezoid are always blank perpendicular. parallel. congruent. both bisectors of each other.

Explanation:

An isosceles trapezoid has the property that its diagonals are of equal length. The term "congruent" means having the same size and shape. Since the diagonals of an isosceles trapezoid are equal in length, they are congruent.

Answer:

congruent