Question

The perimeter of a regular Pentagon is 100 cm . How long is it each side

Answer 1

Answer:

perimeter of a regular Pentagon =100cm

formula of perimeter of pentagon =5a (a-side of pentagon)

so 5a=100

a=100÷5

a=20cm

Answer 2

Answer:

if all sides are equal then the length of each side will be 20 cm

Step-by-step explanation:

let all the sides are equal = x (say)

Pentagon have 5 sides

x+x+x+x+x= 100

5x= 100

x= 20cm