1.

In the followingfigure, ABC and BDEare twoequilateral triangles such thatD is themidpointof BC.If AEintersectsBC at F, show that (i) ar (BDE) = 1/4 ar (ABC) (ii) ar (BDE) = 1/2 ar (BAE) (iii) ar (ABC)= 2 ar (BEC) (iv) ar (BFE) = ar (AFD) (v) ar (BFE) = 2 ar (FED) (vi)ar (FED) = 1/8ar(AFC)

Answer»


ANSWER :(i)` tirangle ABC `
(ii) `1/2`
(iii) 2
(iv) ` tirangle AFD `
(v) 2
(VI) `1/8`


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