An icosahedron has 30 edges.
60
A undecagon has 44 diagonals. A dodecagon has 54 diagonals. An octagon has 20 diagonals. A heptagon has 14 diagonals.
2 diagonals
It has 2 Diagonals!!!
170 diagonals.
An icosahedron has 30 edges.
vearice does has a icosahedron have is19
An icosahedron is a 20-sided figure. It also has 30 edges.
30
20
20
3
It has 1,345,890 diagonals
A regular icosahedron has 20 faces (equilateral triangles), 30 edges and 12 vertices.
Twenty
20 faces