Question

Prove:-
The line that joins mid-points of a triangle’s two side is parallel to the third side.​

Answer 1

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ii) DE = BC

DE + EF = BC

DE + DE = BC

2DE = BC

$\sf \: DE = \frac{1}{2} BC$

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Hence, proved.

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It helps you!

@shiningblossom

Answer 2

Prove:-

The line that joins mid-points of a triangle’s two side is parallel to the third side.