Question

A closed shape has 20 equal sides and one of its sides is 3 cm. Find its perimeter.​

Answer 1

Answer:

60cm

Step-by-step explanation:

The 20 sides are 3cm long each, so the perimeter = 20 × 3 = 60cm

Answer 2

Answer:

60cm

Step-by-step explanation:

Number of equal sides in the shape = 20 One of its side = 3 cm Perimeter = length of one side × Number of equal sides ∴ Perimeter = (3 × 20) cm = 60 cm ∴ Perimeter = 60 cm