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正切 正弦 余弦
Author:
千月,qanyue
Topic:
Cosine
,
Sine
Related Topics
Tangent Function
Discover Resources
Demo
立方體截痕
Angle Sum of Triangle
歪斜線與三角形面積
αβγδ(γεωμετρία)
Discover Topics
Pythagoras or Pythagorean Theorem
Fractions
Kite
Cylinder
Hyberbola
