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

Spherical Triangle: Napier's Rules II

Author:Steve Phelps
The sketch below illustrates the angles used in Napier's Rules http://upload.wikimedia.org/wikipedia/commons/thumb/0/07/Spherical_trigonometry_Napier_right-angled.svg/443px-Spherical_trigonometry_Napier_right-angled.svg.png

New Resources

  • Angles of Intersecting Lines
  • Drunk Parabola
  • Graph of y = a(x − h)² + k
  • Graph of y = ax² + bx + c
  • Circles - Relative Positions

Discover Resources

  • Animaz_Pt_sr
  • Circle Theorem 8
  • Proof of Trig with a Satellite
  • Differentialgleichungen
  • approximations - significant figures: self test
  • Vector equation of a line (3D)

Discover Topics

  • Function Graph
  • Linear Regression
  • Similarity Transformation or Similarity
  • Arithmetic Mean
  • Vectors 3D (Three-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®