Question

Using converse of basic proportionality theorem, prove that the joined of the mid point of any two sides of the triangle is parallel to the third side.

Answer 1

Answer:

Using Converse of basic proportionality theorem, prove that the line joining the mid-points of any two sides of a triangle is parallel to the third side. ... Given, in △ A B C , D and E are the mid points of AB and AC respectively, such that, AD=BD and AE=EC. We have to prove that: DE || BC.