Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Double Angle Trig Identity: Proof via Equal Areas

Author:Tim Brzezinski
Topic:Area, Cosine, Geometry, Sine, Trigonometric Functions, Trigonometry

New Resources

  • apec
  • Nikmati Keunggulan Di Bandar Judi Terpercaya
  • Untitled
  • Parallelogram Linkage
  • Discriminant of y = ax² + bx + c

Discover Resources

  • Angry Birds AA
  • doppler01
  • Lab Assignment#1-Part 1
  • page 231 q6
  • Counting Money
  • Simon's Numbers

Discover Topics

  • Tangent Line or Tangent
  • Bar Chart or Bar Graph
  • Centroid or Barycenter
  • Prism
  • Vectors 2D (Two-Dimensional)
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2025 GeoGebra®