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Eddi Din [679]
2 years ago
10

What is the answer to the question?​

Mathematics
1 answer:
ololo11 [35]2 years ago
6 0

Answer:

sum = (n - 2) \times  {180}^{0}  \\  {1980}^{0}  = (n - 2) \times  {180}^{0}  \\ (n - 2) =  \frac{1980}{180}  \\ (n - 2) = 11 \\ n = 11 + 2 \\ n = 13 \: sides

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