area of square is 441 sq.cm then find its perimeter
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Area of square= a. a
Asquare=441
A=21
Perimeter of a square=4a
=4. 21
=84 cm
Asquare=441
A=21
Perimeter of a square=4a
=4. 21
=84 cm
Answered by
4
Area of square =441 sq.cm
So, a×a =441 sq. cm
a= 21 cm
Perimeter of square = 4a
= (4×21) cm
=84 cm..
So, a×a =441 sq. cm
a= 21 cm
Perimeter of square = 4a
= (4×21) cm
=84 cm..
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