Tetracontagon facts for kids
Quick facts for kids Regular tetracontagon |
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A regular tetracontagon
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| Type | Regular polygon |
| Edges and vertices | 40 |
| Schläfli symbol | {40}, t{20}, tt{10}, ttt{5} |
| Coxeter diagram |      |
| Symmetry group | Dihedral (D40), order 2×40 |
| Internal angle (degrees) | 171° |
| Dual polygon | Self |
| Properties | Convex, cyclic, equilateral, isogonal, isotoxal |
A tetracontagon (say "tet-ra-KON-ta-gon") is a special type of shape. What makes it special? It has exactly 40 straight sides and 40 corners. Think of it like a super-many-sided stop sign!
What is a Regular Tetracontagon?
When we talk about a regular tetracontagon, it means all its 40 sides are exactly the same length. Also, all its 40 corners (or angles) are exactly the same size. Each corner in a regular tetracontagon measures 171 degrees. If you add up all these 40 corners, the total is 6840 degrees!
Images for kids
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The symmetries of a regular tetracontagon.
See also
In Spanish: Tetracontágono para niños
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Tetracontagon Facts for Kids. Kiddle Encyclopedia.