# n-gon

Gabo draws n-gon, which angles are consecutive members of an arithmetic sequence. The smallest angle is 70° biggest 170°. How many sides have Gabo's n-gon?

### Correct answer:

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#### You need to know the following knowledge to solve this word math problem:

**algebra**- equation
- arithmetic progression
**planimetrics**- polygon
**basic functions**- reason
**numbers**- rational numbers

#### Units of physical quantities:

#### Grade of the word problem:

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