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# Geometry Vocabulary

### 2-D shapes

Question | Answer |
---|---|

Circle | A two-dimensional figure where each part is the same distance from the center. |

angle | A part of a two-dimensional figure that is formed by two sides of the figure. |

hexagon | A polygon having 6 sides and 6 vertices. |

octagon | A polygon having 8 sides and 8 vertices. |

pentagon | A polygon having 5 sides and 5 vertices. |

polygon | A closed, two-dimensional figure with sides that are line segments. |

quadrilateral | A figure with four sides and four vertices. |

rectangle | A quadrilateral with opposite sides congruent and all angles equal. |

side | Is one of the line segments that make up a polygon. |

square | A rectangle with four equal sides and four equal angles. |

triangle | A polygon with 3 sides and 3 vertices. |

vertex | A point at which sides or edges of a figure meet. |

two-dimensional figure | A figure that has length and width. It is also called a plane figure. |

parallelogram | A quadrilateral with opposite sides that are parallel and of equal length and opposite angles that are equal. |

rhombus | A parallelogram with four equal sides and equal opposite angles. |

trapezoid | A quadrilateral with one pair of parallel sides. |

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cypress.third