D, E and F are respectively the mid-points of the sides BC, CA and AB

1.	D, E and F are respectively the mid-points of the sides BC, CA and AB of a ΔABC. Show that(i) BDEF is a parallelogram.(ii) ar (DEF) = ar (ABC)(iii) ar (BDEF) = ar (ABC)
Answer» D, E and F are respectively the mid-points of the sides BC, CA and AB of a ΔABC. Show that (i) BDEF is a parallelogram. (ii) ar (DEF) = ar (ABC) (iii) ar (BDEF) = ar (ABC)

D, E and F are respectively the mid-points of the sides BC, CA and AB of a ΔABC. Show that(i) BDEF is a parallelogram.(ii) ar (DEF) = ar (ABC)(iii) ar (BDEF) = ar (ABC)

Answer»

D, E and F are respectively the mid-points of the sides BC, CA and AB of a ΔABC. Show that

(i) BDEF is a parallelogram.

(ii) ar (DEF) = ar (ABC)

(iii) ar (BDEF) = ar (ABC)