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4 votes
Find the perimeter of a regular octagon with a side length of 20

options:
120
140
160
180

User Samwell
by
7.9k points

1 Answer

4 votes

perimeter of regular octagon is given as

= 8a

where a is side of regular octagon

so

perimeter = 8 x 20 = 160

so option c is answer

User Alex Byrth
by
8.1k points

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