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

sin(v+180)=-sin v , cos(v+180)=-cos v

Author:Asum
opposite-angle identities

New Resources

  • 繪畫垂直線
  • Basic and Compound Inequality Illustrator
  • GeoGebra 3D Modeling Workshop (March 8 2024)
  • Angle Addition Postulate (V2) - Integer Solutions
  • Perpendicular Lines: Quick Exploration

Discover Resources

  • caixa 2
  • Polígono inscrito
  • Equilateral Triangle Polynomial Test
  • day 71
  • maths exo 47

Discover Topics

  • Piecewise Functions
  • LCM and GCD
  • Sine
  • Tangent Function
  • Intersection
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®