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Yuliya22 [10]
3 years ago
7

Can i please have some help?

Mathematics
1 answer:
Allushta [10]3 years ago
3 0
Since you already have the perimeter, you can divide it to the total number of sides
156 cm / 12 sides
= 13 cm per sides
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<h2>have a nice day!</h2>
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