Your device is currently offline. You can view downloaded files in My Downloads.

Lesson Plan

Use parallel lines and triangle congruence theorems to prove properties of diagonals within parallelograms

teaches Common Core State Standards CCSS.Math.Content.HSG-CO.C.11 http://corestandards.org/Math/Content/HSG/CO/C/11
Quick Assign

You have saved this lesson!

Here's where you can access your saved items.

Dismiss

Card of

or to view additional materials

You'll gain access to interventions, extensions, task implementation guides, and more for this lesson.

In this lesson you will learn how to prove the properties of diagonals within parallelograms by using parallel lines and triangle congruence theorems.
Related content

Appears in

Congruence and similarity

Provide feedback