Trigonometry

S D Hatfield, 2015 6-р сар 2


  • 1. Cosine rule & Pythagoras' Theorem
  • 2. Pythagoras' Theorem Calculation
  • 3. Pythagoras Theorem

1.

Cosine rule & Pythagoras' Theorem

Drag the RED point to create an non-right angle triangle.[br]How does the COSINE rule extend Pythagoras' theorem to describe non-right angle triangles?[br](Tick the box to see the Working).
– shanlee

2.

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3.

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