Answer:
Decagon
Explanation:
This polygon has ten sides. A ten-sided polygon is called a decagon.
Other types of polygons:
Pentagon (5 Sides)
Hexagon (6 Sides)
Heptagon (7 Sides)
Octagon (8 Sides)
Nonagon (9 Sides)
Decagon (10 Sides)
Hope this helps!