3 years ago

What is the perimeter of a regular nonagon with a side length of 21

Mathematics

2 answers:

eimsori [14]3 years ago

8 0

The perimeter would be 189

How?-

Formula- 9(the sides of the nonagon) times the length

so
9*21=189

vagabundo [1.1K]3 years ago

7 0

21*9

9 sides times 21 per side

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