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If D ,E and F are the mid-points of the ...

If `D ,E` and `F` are the mid-points of the sides of a `/_\A B C`, the ratio of the areas of the triangles `D E F` and `D C E` is (a) 1.1:1 (b) 1:1.1 (c) 1:1 (d) 0.9:1

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