# Types of Triangles

## Opening

# Types of Triangles

Discuss the following with your classmates.

- Triangles can be classified by the size of their angles.
- Triangles can also be classified according to the lengths of their sides.

Discuss the following with your classmates.

- Triangles can be classified by the size of their angles.
- Triangles can also be classified according to the lengths of their sides.