# Where do soccer balls come from?

**Geometry**Level 2

The dodecahedron has 12 pentagonal faces. Therefore it has \(\frac{12 \times 5}{2} = 30\) edges.

The icosahedron has 20 equilateral triangular faces. Therefore it has \(\frac{20 \times 3}{2} = 30\) edges.

**How many edges does a truncated icosahedron have?**