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A B C and B D E are two equilateral t...

` A B C` and `B D E` are two equilateral triangles such that `D` is the mid-point of `B C` . The ratio of the areas of the triangles `A B C` and `B D E` is `2:1` (b) `1:2` (c) `4:1` (d) `1:4`

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