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High School Algebra II and Trigonometry
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Demonstrations 61  80 of 169
Geometry of Logarithms
Ellipse and Friends
Parabolic Envelope from Congruent Triangles
Sin/Cos Function Game
Sliding the Roots of Quadratics
Drawing an Ellipse Using Circles and Lines
Golden Spiral
Binomial Theorem
A Rotating Reuleaux Triangle
Cofunction Identities for Sine and Cosine
Synthetic Division (Ruffini's Rule)
Relations and Functions between Small Sets
A Visual Proof of the DoubleAngle Formula for Sine
The ThreeChord Lemma
Laws of Exponents
Polynomial Long Division
Dintzl's Law of Cosines Dissection
Harmonic Oscillation
Hunger's Law of Cosines Dissection
Addition Formula for Sine
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