Question

the perimeter of a square is 20cm, find its area

Answer 1

Answer:

Using the formulas

A=a2

P=4a

Solving forA

A=1

16P2=1

16·202=25cm²

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Answer 2

Answer:

If perimeter is 20 then each side will be

20 ÷ 4

= 5 cm.

Each side = 5 cm

Now to find area of square we have to multiply side × side that is s×s.

= s × s

= 5 × 5

= 25 cm

Area of the square is 25 cm.

Step-by-step explanation:

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