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Question

The perimeter of a regular octagon with each side measuring 15 cm is


A

275 cm

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B

100 cm

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C

120 cm

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D

None of above

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Solution

The correct option is C

120 cm


Perimeter = Sum of all the sides
Since it is a regular octagon, all sides will be equal.
Perimeter = 8 × length of a side
= 8 × 15 cm
= 120 cm


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