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Searching for ## Triangles and Quadrilaterals

Learn in a way your textbook can't show you.

Explore the full path to learning Triangles and Quadrilaterals

Math Foundations

You get to learn about and practice using the most important properties of quadrilaterals such as parallelograms, rhombuses, and trapezoids.

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

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

- Know the definition of a quadrilateral.

Approximate Time | 2 Minutes |

Pre-requisite Concepts | Students should be able to define angles of a quadrilateral, exterior angles of a quadrilateral, and interior angles of a quadrilateral. |

Course | Math Foundations |

Type of Tutorial | Animation |

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