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##### Sections

###### Angles of Triangles

Exercise name | Free? |
---|---|

Angles of Triangles 1 | |

Angles of Triangles 2 | |

Angles of Triangles 3 | |

Angles of Triangles 4 | |

Angles of Triangles 5 |

###### Congruent Polygons

Exercise name | Free? |
---|---|

Congruent Polygons 6 | |

Congruent Polygons 7 |

###### Proving Triangle Congruence by SAS

Exercise name | Free? |
---|---|

Proving Triangle Congruence by SAS 8 | |

Proving Triangle Congruence by SAS 9 |

###### Equilateral and Isosceles Triangles

###### Proving Triangle Congruence by SSS

Exercise name | Free? |
---|---|

Proving Triangle Congruence by SSS 15 | |

Proving Triangle Congruence by SSS 16 |

###### Proving Triangle Congruence by ASA and AAS

###### Using Congruent Triangles

Exercise name | Free? |
---|---|

Using Congruent Triangles 21 | |

Using Congruent Triangles 22 |

###### Coordinate Proofs

Exercise name | Free? |
---|---|

Coordinate Proofs 23 | |

Coordinate Proofs 24 | |

Coordinate Proofs 25 |

##### Other subchapters in Congruent Triangles

- Maintaining Mathematical Proficiency
- Mathematical Practices
- Angles of Triangles
- Congruent Polygons
- Proving Triangle Congruence by SAS
- Equilateral and Isosceles Triangles
- What Did You Learn?
- Quiz
- Proving Triangle Congruence by SSS
- Proving Triangle Congruence by ASA and AAS
- Using Congruent Triangles
- Coordinate Proofs
- Chapter Test
- Standards Assessment