An icosahedron has 20 triangular-shaped faces.
An icosahedron has 20 triangular faces, 30 edges and 12 vertices. Its main geometric significances is that it is has five platonic solids.
it is a polyhedron with 20 faces
30
Twenty
it has 20 faces and 12 vertics
6 equal sides20 faces and 12 sides
3
An icosahedron is a regular polyhedron with 20 identical equilateral triangular faces, 30 edges and 12 vertices. It is one of the five platonic solids.
It has 20 faces.
An Icosahedron has 20 triangular sides. yay
An icosahedron has 20 sides, so 5,000,000 icosahedrons have 100,000,000 sides.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
20
In geometry, an icosahedron is a regular polyhedron with 20 identical equilateral triangular faces.
Look up on line in the Free Dictionary by Farlex. Shows a picture of the 20-sided icosahedron in which it appears that the top and bottom have 5 sides each and the center has 10 sides.