Answer: 10 sides
Step-by-step explanation:
There are a list of suffixes for a "-gon"
- Pentagon=5 sides
- Hexagon=6 sides
- Heptagon=7 sides
- Octagon=8 sides
- Nonagon=9 sides
- Decagon=10 sides
- Hendecagon=11 sides
- Dodecagon=12 sides
Therefore, if the polygon is a decagon, then it has 10 sides
Hope this helps!! :)
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