The line segment joining the mid-points of any two sides of a triangle is parallel to the third side of a triangle.

The line joining the mid-points of two sides of a triangle is parallel to the third side.

The line segment joining the mid-points of any two sides of a triangle in parallel to the third side and equal to half of it.

Prove that the line segment joining the mid points of two side of a triangle is parallel to the third side and equal to half of it.

Theorem 8.9 : The line segment joining the mid-points of two sides of a triangle is parallel to the third side.

Prove that the line segment joining the mid points of two sides of a triangle is parallel to its third side.

Prove that the line joining the mid-points of the two sides of a triangle is parallel to the third side.

Using Theorem 6.2 ,prove that the line joining the mid-point of any two sides of a triangle is parallel to the third side.(Recall that you have done it in class IX).