Across |

3. | if three pairs of corresponding sides are congruent, then the triangles are congruent |

5. | of a line segment divides the segment into two congruent parts |

6. | is a quadrilateral with exactly one pair of parallel sides |

7. | if the lines are concurrent, then they intersect at the same point |

9. | are polygons with four sides and four angles |

10. | is the shortest distance between a vertex of a triangle and the opposite side |

12. | is a quadrilateral with two distinct pairs of congruent, adjacent sides |

13. | Is a polygon that has all congruent sides and all congruent angles. |

16. | is a line or ray or line that divides an angle in half |

18. | if two pairs of corresponding angles and either pair of corresponding sides that are not included are congruent, then the triangles are congruent |

22. | is a line segment drawn from a vertex of a triangle to the midpoint of the opposite side |

23. | an angle or line segment means dividing it into two congruent parts |

24. | if two pairs of corresponding sides and the corresponding included angles are congruent, then the triangles are congruent |

25. | is the point at which the medians of a triangle |