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

Proofs of sine rule, cosine rule, area of a triangle

Author:Nicola Trubridge, Mr Hardman
Topic:Area, Cosine, Sine

New Resources

  • Circumference of a unit circle
  • The Coordinate Plane (Cartesian Plane)
  • רישום חופשי
  • Parallel lines, Transversals and Segments
  • Untitled

Discover Resources

  • Parallelogram Template (Scaffolded Discovery)
  • Finding the Line of Reflection
  • Project #2 Charters
  • Modul 2b_Donatus Bria_SMAN 1 Atambua_poligon

Discover Topics

  • Curve Sketching
  • Expected Value
  • Sequences and Series
  • Logarithmic Functions
  • Multiplication
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

© 2026 GeoGebra®