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- ...line Octahedron & 6 & 12 & 8\ \hline Dodecahedron & 20 & 30 & 12\ \hline Icosahedron & 12 & 30 & 20\ \hline \end{tabular} </math> A convex polyhedron has for its faces 12 squares, 8 regular hexagons, and 6 regular octagons. At each vertex of the polyhedron one square, one hexagon, and one1,006 bytes (134 words) - 13:15, 6 March 2022
- ...he regular [[octahedron]], the regular [[dodecahedron]], and the regular [[icosahedron]]. The icosahedron has twenty faces, all of which are triangles. It also has twelve vertices8 KB (1,184 words) - 15:06, 13 October 2024
- ...at each vertex. It is [[Platonic_solid#Duality | dual]] to the [[regular icosahedron]].835 bytes (125 words) - 12:00, 25 August 2019
- ...to refer to other twenty-sided polyhedra, as in the case of the [[rhombic icosahedron]]. ...ces meet at each vertex. It is [[Platonic_solid#Duality | dual]] to the [[regular dodecahedron]].790 bytes (117 words) - 12:01, 25 August 2019
- |Dissect a regular hexagon into three pieces which can be rearranged to form an equlateral tri ...eference to any external material, prove that the side:diagonal ratio of a regular pentagon is 2 : 1+√5.22 KB (3,358 words) - 14:17, 18 July 2017
- ...hat each part of a path goes downward or horizontally along an edge of the icosahedron, and no vertex is repeated. A right prism with height <math>h</math> has bases that are regular hexagons with sides of length <math>12</math>. A vertex <math>A</math> of t8 KB (1,360 words) - 00:05, 29 November 2024
- ...hat each part of a path goes downward or horizontally along an edge of the icosahedron, and no vertex is repeated. Assume an ant is on the top of this icosahedron. Note that the icosahedron has two pentagon planes and two points where the ant starts and ends. Also4 KB (636 words) - 12:00, 22 December 2020
- ...hexagonal blocks of side length <math>1</math> unit are arranged inside a regular hexagonal frame. Each block lies along an inside edge of the frame and is a ...th>S</math> be randomly chosen distinct vertices of a regular icosahedron (regular polyhedron made up of <math>20</math> equilateral triangles). What is the p16 KB (2,411 words) - 17:04, 23 November 2024
- ...th>S</math> be randomly chosen distinct vertices of a regular icosahedron (regular polyhedron made up of 20 equilateral triangles). What is the probability th15 KB (2,168 words) - 11:16, 5 November 2024
- ...th>S</math> be randomly chosen distinct vertices of a regular icosahedron (regular polyhedron made up of 20 equilateral triangles). What is the probability th Now, the furthest distance we can get from one point to another point in an icosahedron is 3. Which gives us a range of <math>1 \leq d(Q, R), d(R, S) \leq 3</math>14 KB (2,340 words) - 06:39, 5 November 2024