5. D

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5. 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) = ¼ ar(ABC) (iii) ar (BDEF) = ½ ar(ABC)
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Oct
5. 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) = ¼ ar(ABC) (iii) ar (BDEF) = ½ ar(ABC) 5. D CA and AB of a ΔABC. Show that (i) BDEF is a parallelogram. (ii) ar(DEF) = [...]
Posted in: Chapter 9 - Areas of Parallelogram and Triangles , Maths , NCERT Class 9 ,
Tags: 5. D , CA and AB of a ΔABC. Show that (i) BDEF is a parallelogram. (ii) ar(DEF) = ¼ ar(ABC) (iii) ar (BDEF) = ½ ar(ABC) , E and F are respectively the mid-points of the sides BC ,