Question

Prove that a line parallel to one side of a triangle divides the other two sides proportionally. Be sure to create and name the appropriate geometric figures.

Answer 1

Well, do it. Think "Similar Triangles".

Answer 2

I don't understand what its asking. Can you walk me through it?

Answer 3

that's more like it....

Answer 4

line DE is parallel to side BC of the triangle... concept of similar triangles.... equal angle measure and same ratio for all sides.... this may help you further... http://www.mathsisfun.com/geometry/triangles-similar-finding.html

Answer 5

Thank you.

Answer 6

yw...\(\ddot\smile\)