Math, asked by mehtahiren1978, 3 months ago

3) The area of a square is 400 cm?.
Its perimeter is
B. 20 cm
D. 80 cm2
A. 20 cm
C. 80 cm

Answers

Answered by SahilKumar1406

1

Answer:

Area of square=400cm^2

Side of square=√400=20cm

Perimeter=4×20=80cm

Answered by hemanthkumar76

6

Answer:

C. 80 cm

Step-by-step explanation:

Area of square = 400

a² = 400

a = √400

= 20cm

Perimeter of square = 4a

= 4 x 20

= 80 cm

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