Spiric Sections of Perseus 2

Author:Steve Phelps

Drag the slider to explore the different cross section curves. Be certain to rotate the 3D view as well. Use the check boxes to reveal the torus and the slicing plane.

New Resources

Squaring a Rectangle (PST Version)
Deriving the Sector Area Formula
Deciding How New Information Affects Probability
Graphing Basic and Compound Inequalities
Rovnoběžnost rovin

Discover Resources

Kaleidoscope
Difference of Squares
test reflection on x=a
Jellyfish
dulang

Discover Topics

Tangent Line or Tangent
Isosceles Triangles
Similar Triangles
Hypothesis Testing
Geometric Transformations