Question

v. If measure of a side of a regular octagon is 8 cm. then its perimeter is.

a.48 cm b. 36 cm c. 54 cm

d. 64 cm​

Answer 1

To Find :-

• The perimeter of regular octagon

Solution:

Given :

• The side of a regular octagon = 8cm.

As we know that,

Perimeter of octagon = 8 × side,

Therefore,

⇒ Perimeter = 8 × side

⇒ Perimeter = [ 8 × 8 ]cm

⇒ Perimeter = 64cm.

Required Answer:

• The perimeter of a regular octagon is 64cm. [ Option. d. 64cm ] is correct.

More Information :-

Some more information related to perimeter :-

• Perimeter of square = 4 × side
• Perimeter of rectangle = 2(length+breadth)
• Perimeter of triangle = side a + side b + side c
• Perimeter of rhombus = 4 × side
• Perimeter of circle = 2πr.