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72cm (9mm x 8 sides = 9 x 8 = 72)

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Q: What is the perimeter of a octagon when the sides are 9mm and why?
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Related questions

How do you find the perimeter of a regular octagon?

The perimeter of a octagon is the sum of all its sides.


What is a perimeter of an octagon?

It is the sum of the lengths of the octagon's eight sides.


How do you find the sides of an octagon with perimeter?

You say these things to yourself: -- "The perimeter is the distance all the way around the octagon." -- "The octagon has eight sides." -- "So, if it's a 'regular' octagon, then all the sides are the same length, and each side must be 1/8 of the perimeter." -- If it's not a 'regular' octagon, then it has some longer sides and some shorter ones, and the perimeter doesn't help me find the lengths of the sides.


Octagon O is regular One of its sides has a length of 7 What is the perimeter of Octagon O?

The perimeter is 56.


Perimeter of an octagon with 8 cm sides?

Providing that it is a regular octagon with 8 equals sides then its perimeter is 8 time 8 = 64 cm


What is the perimeter of an octagon?

The perimeter of an octagon is the distance around its outside, so it is the sum of the lengths of each of its eight sides.


What is the perimeter of a wide octagon?

It is the sum of its 8 sides


What is the perimeter of an octagon with 4 cm sides?

32cm.


What is the perimeter of a regular octagon with sides of 7cm?

Perimeter = 8*7 = 56 cm


What is the perimeter of a regular octagon with a 15cm sides?

Perimeter = 8*15 = 120 cm


What is the perimeter of a rectangle with sides of 9mm and 13mm?

88mm squared


What is the perimeter of a regular octagon with 5-cm sides?

pentagon