Across |

1. | Qquadrilateral with four sides and can be grouped into two pairs of equal-length sides that are adjacent to each other. |

4. | 12 sided figure |

5. | A convex quadrilateral with four sides that all have the same length. |

9. | A four sided polygon characterized by right angles and sides of equal length. |

10. | Hhaving all interior angles less than or equal to 180°. |

11. | 10 sided figure |

13. | Used to descripe 2 sides that are equal in a triangle. |

15. | 5 sided figure |

16. | Angles add up to 180 degrees. |

17. | Extending from one edge of a figure to the other. |

19. | The surface that an object stands on. |

21. | Polygon that is equilateral and equiangular. [2 words] |

22. | A quadrilateral figure having two parallel and two nonparallel sides. |

23. | Paralelogram with 4 right angles, and 1 pair of sides are larger than the other pair. |

24. | Undefined amount of sides to a figure. |