Pythagorean Trigonometric Identity (1)

Author:Tim Brzezinski

This applet shows the derivation of one of the most frequently used trigonometric identities. How, specifically, does it relate to the Pythagorean Theorem?

New Resources

Building Triangles with Set Areas
Conway Circle Theorem
Fourier Lissajous (Mechanical)
apec
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Discover Resources

operacionescorrecto sr
Chords
Activity for Positive and Negative Gains
Exterior Angle Theorem
GeoGebra在小二的應用點滴
Building Thinking Classrooms Automated Grading Rubric

Discover Topics

Quadratic Equations
Rational Numbers
Secant Line or Secant
Hyperbola
Volume