Question

The perimeter of a square of side x cm is 30 cm. write the equation form.
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Answer 1

Step-by-step explanation:

perimeter of a square is 4a×a

4a=30

a=30/4

a=15/2

a=7•5

Answer 2

4x = 30 is the Equation form if The perimeter of a square of side x cm is 30 cm

Step-by-step explanation:

Perimeter of a square = Sum of all sides

A side = x cm

A square has all 4 sides Equal

=> Perimeter of Square = x + x  + x + x = 4x

now Perimeter of Square is given = 30 cm

=> 4x = 30

=> x = 7.5

Side of Square = 7.5 cm