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If ` A B C` is an equilateral triangle such that `A D_|_B C` , then `A D^2=` `3/2D C^2` (b) `2\ D C^2` (c) `3\ C D^2` (d) `4\ D C^2`

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RD SHARMA-TRIANGLES-All Questions
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  3. If A B C is an equilateral triangle such that A D|B C , then A D^2...

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