We know that area of a square = ("side")...

We know that area of a square = `("side")^(2)` ? Thus `A= x^(2)` .
Find the value of A, when
(i) x=4 (ii) x= 3

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The area of a square is given by A = x^(2) + 4x + 4 , then the diagonal of the square is

`(x + 2)`

`sqrt( ( x - 4))`

`sqrt(2) ( x + 2)`

`( sqrt3)/( 2) ( x + 2)`

`(x -2)`

`(x +2)`

`sqrt2 ( x - sqrt2)`

`sqrt2 (x +2)`

(x-2)

(x+2)

`sqrt(2)(x-sqrt(2))`

`sqrt(2) (x+2)`