The vertex A of △ ABC is joined to a point D on the side BC.The midp

1.	The vertex A of △ ABC is joined to a point D on the side BC.The midpoint of AD is E.Prove that ar(△BEC)=12ar(△ ABC).
Answer» The vertex A of $△ A B C$ is joined to a point D on the side BC.The midpoint of AD is E.Prove that $a r (△ B E C) = \frac{1}{2} a r (△ A B C)$ .

The vertex A of △ ABC is joined to a point D on the side BC.The midpoint of AD is E.Prove that ar(△BEC)=12ar(△ ABC).

Answer»

The vertex A of $△ A B C$ is joined to a point D on the side BC.The midpoint of AD is E.Prove that $a r (△ B E C) = \frac{1}{2} a r (△ A B C)$ .