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Polygons:

1 side: (not a polygon)

2 sides: (not a polygon)

3 sides: triangle

4 sides: quadrilateral

5 sides: pentagon

6 sides: hexagon

7 sides: heptagon

8 sides: octagon

9 sides: nonagon

10 sides: decagon

11 sides: hendecagon

12 sides: dodecagon

13 sides: tridecagon

14 sides: tetradecagon

15 sides: pentadecagon

16 sides: hexadecagon

17 sides: heptadecagon

18 sides: octadecagon

19 sides: enneadecagon

20 sides: icosagon

21 sides: icosikaihenagon

22 sides: dikaihenagon

23 sides: trikaihenagon

24 sides: tetrakaihenagon

25 sides: pentakaihenagon

26 sides: hexakaihenagon

27 sides: heptakaihenagon

28 sides: octakaihenagon

29 sides: enneakaihenagon

30 sides: triacontagon

Polyhedra (3-d shapes)

1 face:(not a polyhedron)

2 faces:(not a polyhedron)

3 faces:(not a polyhedron)

4 faces: tetrahedron

5 faces: pentahedron

6 faces: hexahedron

7 faces: heptahedron

8 faces: octahedron

9 faces: nonahedron or enneahedron

10 faces: decahedron

11 faces: undecahedron

12 faces: dodecahedron

13 faces: triskaidecahedron

14 faces: tetrakaidecahedron

15 faces: pentakaidecahedron

16 faces: hexakaidecahedron

17 faces: heptakaidecahedron

18 faces: octakaidecahedron

19 faces: enneakaidecahedron

20 faces: icosahedron

21 faces: icosamonohedron

22 faces: icosadihedron

23 faces: icosatrihedron?

24 faces: icosatetrahedron

25 faces: icospentahedron?

26 faces: icosahexahedron

27 faces: icosaheptahedron

28 faces: icosaoctahedron?

29 faces: icosaenneahedron?

30 faces: tricontahedron

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13y ago

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Related Questions

What are shapes with 30 sides?

A shape with 30 sides may be called a triacontagon. But unless you want to be pretentious or obfuscate or to irritate your audience, I suggest you call it a 30-gon or 30-sided polygon.


What is the measure of an interior angle of a polygon with 30 sides?

180x(30-2) all divided by 30=168


What is a 30 sided polygon called?

A 30-sided polygon is called a triacontagon.


What polygon has interior of 5040 degrees?

A 30 sided polygon


What is the size of all the exterior angles of a regular 12 sided polygon?

30 degrees


How many triangles does a 30 sided polygon contain?

A 30 sided polygon contains 28 triangles.


What is the name of a 30 sided polygon?

Who knows? Well, maybe me.... I think it might be a decicosagon, because I figure that all polygons from 21-30 end in icosagon, and because all the 13-20 begin with the 3-9 sided shape names.. (apart from 19, with is the enneadecagon of course) the answer will be... A. Decicosagon


How many sides does the polygon have if each angle is 30 degrees?

If each exterior angle is 30 degrees the polygon has 360/30 = 12 sides.


Each exterior angle of a regular polygon measure 30 how many sides does the polygon have?

360/30 = 12 sides


How many sides does the polygon have if each exterior angle of a regular polygon mesures 30?

It will have 360/30 = 12 sides


Each exterior angle of a regular polygon measure 30. How many sides does the polygon have?

It has 360/30 = 12 sides


How many sides does a regular polygon have if its exterior angles are 30 degrees?

A regular polygon with exterior angles of 30 degrees has: 360/30 = 12 sides