__ | 1. | ACUTE ANGLE | | A. | An angle of 180 degrees |

__ | 2. | BISECT | | B. | Has no dimension. Usually represented by a small dot |

__ | 3. | COLLINEAR POINTS | | C. | To divide into two congruent parts |

__ | 4. | CONGRUENT ANGLES | | D. | Points that lie on the same line |

__ | 5. | COPLANAR POINTS | | E. | An angle with measure between 0 and 90 |

__ | 6. | OBTUSE ANGLE | | F. | An angle of 90 degrees |

__ | 7. | OPPOSITE RAYS | | G. | An angle with measure between 90 and 180 |

__ | 8. | POINT | | H. | Points that lie on the same plane |

__ | 9. | RIGHT ANGLE | | I. | Rays on the same line but go on opposite directions |

__ | 10. | STRAIGHT ANGLE | | J. | Angles with the same measure |