Search
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Proof without words: Law of cosinus

Author:Daniel Mentrard
Topic:Trigonometry

http://dmentrard.free.fr/GEOGEBRA/Maths/coslaw1MD.html

http://dmentrard.free.fr/GEOGEBRA/Maths/coslaw1MD.html
http://dmentrard.free.fr/GEOGEBRA/Maths/coslaw1MD.html

New Resources

  • Steel Chair
  • Graphs of Rational Expressions
  • Vertical and Oblique Asymptote
  • רישום חופשי
  • Slope Between 2 Points (Phase 2)

Discover Resources

  • Graphing Logarithms
  • fungsi kuadrat
  • Inv 2.2E - Congruent Triangles
  • Untitled
  • สามเหลี่ยมปีทาโกรัส

Discover Topics

  • Cuboid
  • Orthocenter
  • Secant Line or Secant
  • Scalene Triangles
  • Geometric Distribution
AboutPartnersHelp Centre
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®