Question

The area of a square is 900cm2 .Find the perimeter of the square.

Answer 1

Answer:

120 cm

Step-by-step explanation:

We know that the formula for finding area is a^2.

Therefore, a^2 = 900

and a = 30 cm

as a is 30cm and the formula for finding perimeter is 4a,

perimeter is 30*4 = 120 cm.

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Answer 2

Answer:

Area of square = 900 cm²

:- Length of side of square = ✓900 = 30 cm

:- Perimeter of square = 4 x side = 4 x 30= 120 cm