# Trigonometry and Pythagoras

- Created by: SheridanP
- Created on: 05-12-18 18:34

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- Trigonometry and Pythagoras
- Finding out Pythagorean triples
- Pythagoras in 3D shapes= applying your knowledge and proofs
- Naming your right angled triangles, labeling them properly
- Ratio of angles in similar triangles
- working with trigonometric formulae to either find Hypotenuse, Adjacent or Opposite. Tip use; (soh,cah,toa)
- Finding the angle (theta) by use the negative reciprocal of Sin, Cos and Tan after formulae used
- Using your exact values of Sin, Cos and Tan at 0°, 30°, 45°, 60° and 90°
- From a whole triangle, cutting it and using your 30° and 60° Sin, Cos and Tan Ratios for angles.
- The sine Rule and problems solving with it's formula
- The cosine rule to find unknown sides
- The area rule to find the area of triangles trigonometrically.
- Angles of elevation and depression
- Sine function graph
- Cosine function graph
- Tangent function graph

- Cosine function graph

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