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Proof Without Words: Addition Formula for Sines
Forfatter
Steve Phelps
Emne:
Addition
,
Sinus
How does this dissection proof demonstrate sin(A+B) = sin(A) cos(B) + sin(B) cos(A) ?
GeoGebra
Nye Materialer
Introduction
Ellipse as Envelope - Correspondence Method
Slope Field (1)
Teorema Japonês para quadriláteros inscritos em uma circunferência
Napoleon's Theorem
Opdag Ressourcer
Circle Graph Transformations
Pythagorean Theorem
การบวกจำนวนเต็ม
立体の体積1
สุมโจทย์การลบจำนวนเต็ม
Udforsk emner
Algebra
Pythagoras or Pythagoræiske sætning
Stykkevise funktioner
Plane figurer eller former
Tal