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Trigonometry with GeoGebra - GeoGebra interactive worksheets for cosθ

 == You do NOT need to install GeoGebra to use these files === but it's free and great so here's the link: Get GeoGebra

      GeoGebra-Math247    (Links to all GeoGebra resources on this site.)

Click on an image to start the interactive worksheet!

Step 1: Defines cos(θ) as a trigonometric ratio for a right-triangle for angles θ between 0° and 90°

       ....coming soon :)...

Step 2. Defines function cos(θ) for angles θ between 0° and 360°.

Step 3. Defines function cos(θ) for all angles (in degrees).

Step 4. Defines function y=cos(x) for x in radians.

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