Instructional video

Understand that a line parallel to one side of a triangle intersects the other two sides proportionally

teaches Common Core State Standards HSG-SRT.B.4 http://corestandards.org/Math/Content/HSG/SRT/B/4

Understand that a line parallel to one side of a triangle intersects the other two sides proportionally

In this lesson you will learn that a line constructed parallel to one side of a triangle intersects the other two sides proportionally by drawing a diagram.