Question

find the perimeter of the following squares (I) area=81cm^2 (II) area=225^2 (III) area=441m^2

Answer 1

Answer:

The area of square is a

2

=81cm

2

a=

81cm

2

a=9cm

The perimeter of square is 4a=4(9)=36cm

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Answer 2

Answer:

1- Perimeter=36cm

2-perimeter=60cm

3-perimeter=84cm