Question

what is the side legth of a square shaped board of area 49 square metre

Answer 1

let side of square be s...
area of square= side ^2
49 = s^2
so , s = 49 under root
then side = 7 m sq.
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Answer 2

side square = area of square

X square= 49

x= under root 49

x= 7 metre

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