Instructional video

Determine triangle similarity by checking for corresponding congruent angles

teaches Common Core State Standards HSG-SRT.A.3 http://corestandards.org/Math/Content/HSG/SRT/A/3

Determine triangle similarity by checking for corresponding congruent angles

In this lesson you will learn how to determine whether two triangles are similar by checking for two corresponding congruent angles using a rotation and a dilation.