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Angle sum of a triangle

Author:Chan Yip-Cheung

New Resources

  • Sine in Cartesian and Polar Coordinates
  • Graphing 1 + cos(theta) in Polar Coordinates
  • Tracing r = 2 cos(θ)
  • A 3D Problem about Shadow
  • Advanced example 3: Colored vector field 3D

Discover Resources

  • Translation Straightedge and Compass Steps
  • Pythagorean Theorem by S.Vaitheeswaraprabu, Thanjavur
  • set 5 geog.bra
  • What quadrilateral is this
  • NETS OF DIFFERENT TYPES OF PRISM

Discover Topics

  • Logarithm
  • Geometric Transformations
  • Combinatorics
  • Pie Chart or Circle Chart
  • Frequency Distribution
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