No.
A polyhedron is 3 dimensional.
You have a regular polygon, regular because the sides are equal.
If you asked about 20 surfaces, then it would be a polyhedron.
An icosahedron has 20 triangular-shaped faces.
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.
A 3-dimensional shape (polyhedron) can have an unlimited number of faces. However, regular shapes (all sides identical) rapidly approach a spherical form beyond about 12 to 20 sides.
In geometry, an icosahedron is a regular polyhedron with 20 identical equilateral triangular faces.
A polyhedron with 20 faces is called an icosahedron.
A 20-sided polyhedron is called an icosahedron. It has 20 equilateral triangle faces, 30 edges, and 12 vertices. It is a regular convex polyhedron with rotational symmetry.
No. Equal sides, rectangles don't have equal sides. It's square.
360/18 = 20 sides, or any multiple of 20 sides.360/18 = 20 sides, or any multiple of 20 sides.360/18 = 20 sides, or any multiple of 20 sides.360/18 = 20 sides, or any multiple of 20 sides.
6 equal sides20 faces and 12 sides
using euler formulae F+V-E=2 20+15-20=2 35-20=2 15=2 no it is not equal so
icosahedron
Both sides have to be equal