# Points, Lines, Angles, and Planes

### Quizzes

1. |
Two lines never intersect. What can we conclude about them? -> They are parallel and not skew |

2. |
Any three points are… -> coplanar but not necessarily collinear |

3. |
How many coordinates are necessary to specify a point on a plane? -> 3 |

4. |
When two planes intersect in three-dimensional space, which of the following is formed? -> A line |

5. |
How many lines can a single plane contain? -> 0 |

6. |
Which of the following points lies on both plane and plane ? -> D |

7. |
Which of the following points are on neither plane nor on plane ?
-> D |

8. |
What is the midpoint of AC? -> (-1, 1) |

9. |
What is the length of AB? -> 3 |

10. |
The midpoint of AD is B. What are the coordinates of D? -> (-3, -4) |