Question

find the side of square whose area is400 meter square?​

Answer 1

find the side of square whose area is400 meter square?​

area of square= side^2

400=(side)^2

√400= Side

20m = side of square.

Answer 2

Answer:

Side of a square is $\sqrt{a}$.

where a is area, a=400

here side = $\sqrt{400}$

                = 20 metres