Question

The area of square is 400².then what is twice of perimeter. ​

Answer 1

Answer:

area of square = side^2

side = root under 400

side = 20 unit.

now, perimeter = 4 × side = 4 × 20 = 80 unit

now, as per question twice the perimeter = 2 × 80 = 160 unit

Step-by-step explanation:

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