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If A is the area an equilateral triangle...

If `A` is the area an equilateral triangle of height `h ,` then (a)`A=sqrt(3)\ h^2` (b) `sqrt(3)A=h` (c)`sqrt(3)A=h^2` (d) `3A=h^2`

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RD SHARMA-MENSURATION-1-All Questions
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  16. In Fig.42, A B C D is a parallelogram in which A D=21\ c m ,\ D H=18\ ...

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