Question

2. Perimeter of Square were side = 20cm​

Answer 1

Perimeter of Square = 4 × Sides

Side = 20cm

Perimeter = 4 × 20 = 80 cm . Ans.

Answer 2

Answer:

80cm

Step-by-step explanation:

All the sides of a square have the same measurement.

Therefore,

Length = Width = 20cm

Perimeter = (2*Length) + (2*Width)

                 = (2*20cm) + (2*20cm)

                 = 40cm + 40cm

                 = 80cm