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Searching for ## Triangles and Quadrilaterals

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Explore the full path to learning Triangles and Quadrilaterals

Math Foundations

You will learn all about triangles, including the six different types–and some main components and unique properties of each type.

**Over 1,200 Lessons:** Get a Free Trial | Enroll Today

After completing this tutorial, you will be able to complete the following:

- Define a triangle.
- Identify the basic primary elements (interior angles, sides, and vertices) of a triangle.
- Define and identify the interior and exterior angles of a triangle.

Approximate Time | 2 Minutes |

Pre-requisite Concepts | Students should have a general understanding of angles of a triangle, exterior angles of a triangle, and interior angles of a triangle. |

Course | Math Foundations |

Type of Tutorial | Animation |

Key Vocabulary | angles of a triangle, exterior angles of a triangle, interior angles of a triangle |