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Grades 6, 7 and 8 - Math - Middle School - Shapes - Polygons
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Avg score: 81% • Most missed: “The sum of the exterior angles of a polygon is .......”

A polygon is a 2-D plane (flat) shape with straight sides, such as a triangle or a pentagon. Some polygons fit together side to side as tiles to cover an area without leaving gaps. This is called tesselation. 

Grades 6, 7 and 8 - Math - Middle School - Shapes - Polygons
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10 Questions

1. Which of these tile shapes will not tesselate with only others of the same shape and size?
2. A regular quadrilateral is a .......
3. The sum of the exterior angles of a polygon is .......
4. If the interior angle of a regular n-sided polygon is 150°, what is n?
5. If the exterior angle of a polygon is 45° what is the corresponding interior angle?
6. In a tile pattern of equilateral triangles, how many tiles will fit around a single point?
7. The exterior angle of a regular n-sided polygon is 45°. What is n?
8. The sum of the interior angles of a pentagon (5 sides) is .......
9. A polygon with all sides the same length and all angles equal is called .......
10. A polygon with n sides has an angle sum of .......

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