Title | Description | Thumbnail Image | Curriculum Topics |
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## Closed Captioned Video: Trig Identities |
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## DescriptionIn this TI Nspire tutorial for the TI-Nspire CAS, the Calculator window is used to find the trigonometric identities for addition and subtraction of sine and cosine. This video supports the TI-Nspire Clickpad and Touchpad. This Mini-Tutorial Video includes a worksheet. A Video Transcript is available for this tutorial. |
Trig Expressions and Identities | |

## Definition--Geometry Basics--Pythagorean Identity 1 |
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## Definition--Geometry Basics--Pythagorean Identity 1This collection of clip art images includes image sequences for key topics in geometry. This includes points, lines, planes, angles, triangles, quadrilaterals, and polygons. Each sequence of images provides an overview of the topic. |
Trig Expressions and Identities | |

## Definition--Geometry Basics--Pythagorean Identity 2 |
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## Definition--Geometry Basics--Pythagorean Identity 2This collection of clip art images includes image sequences for key topics in geometry. This includes points, lines, planes, angles, triangles, quadrilaterals, and polygons. Each sequence of images provides an overview of the topic. |
Trig Expressions and Identities | |

## Definition--Geometry Basics--Pythagorean Identity 3 |
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## Definition--Geometry Basics--Pythagorean Identity 3This collection of clip art images includes image sequences for key topics in geometry. This includes points, lines, planes, angles, triangles, quadrilaterals, and polygons. Each sequence of images provides an overview of the topic. |
Trig Expressions and Identities | |

## Definition--Geometry Basics--Pythagorean Theorem |
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## Definition--Geometry Basics--Pythagorean Theorem |
Right Triangles | |

## Definition--Trig Concepts--Cosine Difference Identity |
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## Definition--Trig Concepts--Cosine Difference IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Cosine Ratio |
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## Definition--Trig Concepts--Cosine RatioThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Cosine Sum Identity |
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## Definition--Trig Concepts--Cosine Sum IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Cotangent Ratio |
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## Definition--Trig Concepts--Cotangent RatioThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Law of Cosines |
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## Definition--Trig Concepts--Law of CosinesThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Law of Sines |
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## Definition--Trig Concepts--Law of SinesThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Secant Ratio |
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## Definition--Trig Concepts--Secant RatioThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Sine Difference Identity |
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## Definition--Trig Concepts--Sine Difference IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Sine Ratio |
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## Definition--Trig Concepts--Sine RatioThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Sine Sum Identity |
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## Definition--Trig Concepts--Sine Sum IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Tangent Difference Identity |
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## Definition--Trig Concepts--Tangent Difference IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Tangent Ratio |
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## Definition--Trig Concepts--Tangent RatioThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Tangent Sum Identity |
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## Definition--Trig Concepts--Tangent Sum IdentityThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## Definition--Trig Concepts--Trig Ratios |
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## Definition--Trig Concepts--Trig RatiosThis is part of a collection of terms and definitions related to trigonometry concepts. |
Trig Expressions and Identities | |

## VIDEO: TI-Nspire Mini-Tutorial: (CAS) Trig Identities: Addition and Subtraction Identities for Sine and Cosine |
In this TI Nspire tutorial for the TI-Nspire CAS, the Calculator window is used to find the trigonometric identities for addition and subtraction of sine and cosine. This video supports the TI-Nspire Clickpad and Touchpad. |
Trig Expressions and Identities | |

## Video Transcript: TI-Nspire Mini-Tutorial: (CAS) Trig Identities: Addition and Subtraction Identities for Sine and Cosine |
This is the transcript for the TI-Nspire Mini-Tutorial entitled, Trig Identities: Addition and Subtraction Identities for Sine and Cosine. The corresponding video is at this Note: The download is a PDF file. |
Trig Expressions and Identities | |

## Worksheet: TI-Nspire Mini-Tutorial: Trig Identities |
This worksheet supports the TI-Nspire Mini-Tutorial video. It provides all the keystrokes for the activity. Note: This worksheet supports the TI-Nspire Clickpad and Touchpad. |
Trig Expressions and Identities |