The perimeter of a regular octagon of side $ 12 \mathrm{~cm} $ is:

Given:

Length of the side of the octagon is 12 cm.

To do:

We have to find the perimeter of the octagon. 

Solution: 

 We know that,

The sides of a regular octagon are equal.

Number of sides of a regular octagon$=8$.

Therefore,

Perimeter of the regular octagon$=$Number of sides$\times$Length of each side

$=8\times12\ cm$

$=96\ cm$

The perimeter of the regular octagon is 96 cm. 

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Updated on: 10-Oct-2022

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