# Math Vocabulary

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kamilla61233's
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2016-10-02 22:06

## Section

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

Lines, planes, surfaces, or objects side by side and having the same distance continuously between them. | Parallel |

A plane figure with at least three straight sides and angles, and typically five or more. | Polygon |

A plane figure with three straight sides and three angles. | Triangle |

The branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles. | Trigonometry |

The space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet. | Angle |

The longest side of a right triangle, opposite the right angle. | Hypotenuse |

Either of two angles whose sum is 90°. | Complementary Angle |

Either of two angles whose sum is 180°. | Supplementary Angle |

The enclosing boundary of a curved geometric figure, especially a circle. | Circumference |

A straight line from the center to the circumference of a circle or sphere. | Radius |

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere. | Diameter |

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