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  • Proof of Sine Rule, Cosine Rule, Area of a Triangle
  • The Sine Rule
  • The Sine Rule for the Area of a Triangle
  • The Cosine Rule

Proof of Sine Rule, Cosine Rule, Area of a Triangle

Author:
Ms Czumaj
Topic:
Area, Cosine, Sine
Work your way through the 3 proofs. Click on the 'hint' button and use this to help you write down what the correct next step is. Then click on the 'step' button and check if you got the same working out. Once you are done with a page, click on the button 'next' on the bottom right to get to the next page.
Proof of Sine Rule, Cosine Rule, Area of a Triangle

Table of Contents

  • The Sine Rule

    • Proof: Sine Rule 1
    • Proof: Sine Rule 2
    • Proof: Sine Rule 3
    • Proof: Sine Rule 4
  • The Sine Rule for the Area of a Triangle

    • Proof: Area of a Triangle 1
    • Proof: Area of a Triangle 2
  • The Cosine Rule

    • Proof: Cosine Rule 1
    • Proof: Cosine Rule 2
    • Proof: Cosine Rule 3
Next
Proof: Sine Rule 1

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