Question

ahmad has a square poster of area 256ftsq.find length of poster?

Answer 1

Answer: area of the poster =s×s

256=s^2

16=s

Hope it helps u......

Answer 2

Area of square poster = 256 sq. ft

Let length of poster be x ft.

We know,

Area of square

$= {side}^{2}$

So,

${side}^{2} = 256 \\ {x}^{2} = 256 \\ x = \sqrt{256} \\ x = 16$

Hence, the length of the poster is 16 ft.