Question

Which of the following is necessary when proving that the opposite sides of a parallelogram are congruent

Answer 1

alternate interior angles of congruent

opposite sides are parallel

Explanation:

ap3x

Answer 2

To prove that opposite sides of a parallelogram are congruent, we have to prove that the quadrilateral is a parallelogram.

The ways to prove that a quadrilateral is a parallelogram include:

- a quadrilateral with parallel opposite sides

- a quadrilateral with congruent opposite angles

- a quadrilateral with diagonals that bisect each other