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1/3rd the diagonal of square is 3sqrt2 ...

1/3rd the diagonal of square is `3sqrt2` m. What is the measure of the side of the concerned square?

A

12 m

B

9 m

C

18 m

D

6 m

Text Solution

Verified by Experts

The correct Answer is:
B


`x^2+x^2=(9sqrt2)^2`
`2x^2=81xx2`
`x=9`
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