Question

The area of a square filed is 30¼ cm².Find the length of its side

Answer 1

Answer:

Let side of a square field be 'a' cm

Given,

ar. of square field =121/4

=> (a)² = 121/4

=> a =

$\sqrt{121 \div 4}$

=> a= 11/2 cm

So, the side of a square field is 11/2 cm

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Answer 2

area of square= (a)3

(301/4)3

421.8cm2