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Cosine and Sine Addition Formulae
Author:
Edwin Hughes
Topic:
Addition
,
Cosine
,
Sine
New Resources
Law of Sines: Intro via Areas
Quadrilateral Vocabulary
Rolo
Straight line y=ax+b
Right Triangle Trig: Solving for Sides
Discover Resources
Parabolas in Vertex Form
conics3D
例題3
Construction of a Square
level_curves_3d
Discover Topics
Vectors 3D (Three-Dimensional)
Numbers
Difference and Slope
Sphere
Upper and Lower Sum or Riemann Sum