D, E and F are respectively the mid point of the sides BC, CA and AB of a ΔABC . Show that(1) BDEF is a parallelogram.(2) ar (DEF) = 1/4 ar (ABC)(3) ar (BDEF) = 1/2 ar (ABC)

D, E and F are respectively the mid point of the sides BC, CA and AB o

1.	D, E and F are respectively the mid point of the sides BC, CA and AB of a ΔABC . Show that(1) BDEF is a parallelogram.(2) ar (DEF) = 1/4 ar (ABC)(3) ar (BDEF) = 1/2 ar (ABC)
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D, E and F are respectively the mid point of the sides BC, CA and AB of a ΔABC . Show that(1) BDEF is a parallelogram.(2) ar (DEF) = 1/4 ar (ABC)(3) ar (BDEF) = 1/2 ar (ABC)

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