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三角函数定义

Author:sschy

New Resources

  • Inversión esférica de nudos: el nudo trébol y el nudo ocho
  • Proving Triangles Similar by Dilation
  • Thales' Intercept Theorem
  • רישום חופשי
  • Right Triangle Trig Ratios: sin, cos, tan

Discover Resources

  • Parametric Equation and Locus
  • Sine and Cosine Waves with Degree Units
  • Math Year 4 Unit Probability & Statistics
  • Vector Lines Problem 1
  • Complex Roots of a Quadratic.

Discover Topics

  • Coordinates
  • Vectors 2D (Two-Dimensional)
  • Rectangle
  • Functions
  • Isosceles Triangles
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