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Tutorial

A-4.2-01 Indirect Measurements of Heights

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A-4.4-07 Graphs of Sine and Cosine: Sinusoids

Note; If you don't have a TI-Nspire graphing calculator other one can be used. You can use also DESMOS Graphing Calculator:
https://www.desmos.com/calculator

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C-4.1-01. Degrees-Radians Conversion

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C-4.2-02 Right Triangle Trigonometry Review

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C-4.2-03 Trigonometric Ratio Values

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C-4.3-04 Trigonometric Functions for Any Angle

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C-4.3-05 Periodic Functions.

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C-4.3-04 The Unit Circle

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C-4.4-07 Graphs of Sine and Cosine, Sinusoids

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C-4.5-08 Graphs of Tangent, Cotangent, Secant and Cosecant