trigonometry

Author:
hmort

Trigonometry resources

  • CAST Rule

    CAST Rule

  • sine and cosine translation

    sine and cosine translation

  • Radians in Unit Circle

    Radians in Unit Circle

  • Proof without words: Cosine Rule (餘弦公式)

    Proof without words: Cosine Rule (餘弦公式)

  • Proofs of sine rule, cosine rule, area of a triangle

    Proofs of sine rule, cosine rule, area of a triangle

  • Sine Rule

    Sine Rule

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CAST Rule

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