### Home > CCG > Chapter 7 > Lesson 7.2.6 > Problem 7-108

7-108.

What else can you prove about parallelograms? Prove that the diagonals of a parallelogram bisect each other. For example, assuming that quadrilateral below is a parallelogram, prove that

*and*

*. Organize your reasoning in a flowchart. Then record your theorem in your Theorem Toolkit (Lesson 7.2.1A Resource Page).*

Start by proving

What reason justifies that and

*?*