Chapter 1: Key Terms/Postulates/Formulas



7.4 Special Right Triangles |Goal: Find sides of special right triangles | | |

|Theorem 7.8 | | |

|45-45-90 Triangle Theorem | | |

|Theorem 7.9 | | |

|30-60-90 Triangle Theorem | | |

|7.5 Apply the Tangent Ratio |Goal: Find and/or apply tangent ratio | |

|Trigonometric ratio | | |

|Tangent (Tangent Ratio) | | |

|7.6 Apply the Sine and Cosine Ratios |Goal: Find sine and cosine of triangles | |

|Sine | | |

|Cosine | | |

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