What are polygon shapes and their names?
2D Shapes
| Triangle – 3 Sides | Square – 4 Sides |
|---|---|
| Pentagon – 5 Sides | Hexagon – 6 sides |
| Heptagon – 7 Sides | Octagon – 8 Sides |
| Nonagon – 9 Sides | Decagon – 10 Sides |
| More … |
What is an example of a polygon shape?
Triangles, quadrilaterals, pentagons, and hexagons are all examples of polygons. The name tells you how many sides the shape has. For example, a triangle has three sides, and a quadrilateral has four sides.
What are the 9 polygons?
List of n-gons by Greek numerical prefixes
| Sides | Names | |
|---|---|---|
| 7 | heptagon | septagon |
| 8 | octagon | |
| 9 | enneagon | nonagon |
| 10 | decagon |
What is a 27 sided polygon called?
What is the name of a polygon with…?
| # | Name of the Polygon + Geometric Drawing |
|---|---|
| 27 sides | heptaicosagon |
| 28 sides | octaicosagon |
| 29 sides | enneaicosagon |
| 30 sides | triacontagon |
What kind of shape has 4 sides?
Quadrilateral
Quadrilateral Summary
| Name | Definition | Example |
|---|---|---|
| Quadrilateral | 4 sided figure | Created with Raphaël |
| Parallelogram | 2 pairs of parallel sides | Created with Raphaël |
| Trapezoid | Exactly 1 pair of parallel sides | Created with Raphaël |
| Rectangle | 4 right angles | Created with Raphaël |
What is a polygon with 10 sides?
In geometry, a decagon (from the Greek δέκα déka and γωνία gonía, “ten angles”) is a ten-sided polygon or 10-gon. The total sum of the interior angles of a simple decagon is 1440°. A self-intersecting regular decagon is known as a decagram.
What are the names of the polygons?
Names of Polygons
| Name | Sides | Interior Angle |
|---|---|---|
| Triangle (or Trigon) | 3 | 60° |
| Quadrilateral (or Tetragon) | 4 | 90° |
| Pentagon | 5 | 108° |
| Hexagon | 6 | 120° |