Definiton | | A fundamental statement that is assumed to be true without proof |

Negation | | 1/60th of a degree |

Tick Marks | | Two angles with the same measure |

Hypothisis | | Place where to points meet or cross |

Bisect | | the part of an if - then statement that follows the word "then". Consequent |

Vertex | | Angles that measures 180 degrees exactly |

Line Segment | | A straight set of points that extends off into infinity in both directions |

Congruent Angles | | Line on which every point represents a real number |

Line | | A figure formed by two rays with a common endpoint |

Midpoint | | A point in the middle of two others |

Triangle | | Useful tool for determining wethere or not a conditional statement is true |

Intersection | | Point of an angle where two rays interset |

Protractor | | To divide a segment or an angle into two congruent parts |

Postulate | | Not lying on the same line |

Number Line | | A Set of two points one end going off into infinety |

Ray | | Angle that measures 90 degrees exactly |

Congruent Segments | | Angle that is longer than 90 degrees |

Conclusion | | Three sided polygon |

Acute Angle | | A proposition that is being investigated, it has yet to be proven |

Noncollinear | | Unit of measure for angles |

Therom | | Two points on a line, and all the points between those two points |

Angle | | States the meaning of a term or idea |

Venn Diagram | | If the statment is "P" then the negation is "not P" |

Straight Angle | | A mathmatical statement that has been proven |

Right Angle | | Angle with measure less than 90 degrees |

Degree | | Used to indicate congruent angles and segments |

Collinear | | To divide a angle into three congruent parts |

Minute | | Lying on the same line |

Trisect | | Device for measuring angles |

Obtuse Angle | | Two segments with the same length |