1.

If `A=S^(2)` and `A=324cm^(2)`, then find the value of S(in cm).A. 162B. `(324)^(2)`C. `18`D. 16

Answer» Correct Answer - C
Given `A=S^(2)` and `A=324`.
`A=S^(2)rArrsqrt(A)=sqrt(S^(2))`
`rArr S=sqrt(A)`
`rARr S=sqrt(324)`
`rArr S=18cm`.


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