Ken Ward's Mathematics Pages
Trigonometry
Ken Ward's Mathematics PagesPages in this Section
- Basic Formulae
- Compound and DoubleAngles
- Pythagoras Theorem
- Half Angle Formulae
- Heron's Formula
- Sum and Product of Sine and Cosine
- Multiple Angles: De Moivre's Theorem
- Sine, Cosine and Tangent of Multiple Angles (Chebyshev's Method)
- Cosine Multiple Angle Formulae
- Sine Multiple Angle Formulae
- Tangent Multiple Angle Formulae
- DeMoirve's Theorem Extended Cosine
- DeMoirve's Theorem Extended Sine
Ken Ward's Mathematics Pages
Faster Arithmetic - by Ken Ward
Ken's book is packed with examples and explanations that enable you to discover more than 150 techniques to speed up your arithmetic and increase your understanding of numbers. Paperback and Kindle:
