Open source cross-platform software of geometry, analysis and simulation - Yves Biton
All the versions of this article: [English] [français]
You can download these figures underneath :
All the figures are free of use under cc by sa licence.
Remarquable cosine and sine values
Winding a line around the trigonometric circle
Measures of an oriented angle
Point on trigo circle by polar angle
Sign of cosine and sine functions
Curve of cosine function
Curve of sine function
Associated angles
Trigonometric equations
Cosine and sine of remarquable angles
Click on the buttons to change the angle
You can change the formula for m on the figure (for instance use sqrt(3)/2)
You can change the formula for m on the figure (for instance use sqrt(3)/2)
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