Trig Identities from Euler's Formula

What do you want to download?

You can either download the .ggb file alone or the complete webpage for students with tasks.

I agree to the terms of GeoGebra's non-commercial licence

• Offline Activity (.zip)

• GeoGebra Files

  1. Double/Triple/Quadruple/Quintuple Angle Formula (.ggb)
     
  2. Angle Sum Formulas (.ggb)
     
  3. Angle Difference Formulas (.ggb)