Basic Circle Functions

Topic:Circle, Cosine, Functions, Sine, Tangent Function, Trigonometry

David Joyce is a brilliant visual thinker and representer, and he has this great image at the beginning of his trigonometry short course. See the course at http://www.clarku.edu/~djoyce/trig/

New Resources

Parallelogram Anatomy
Area of a Circle Illustrated
Regular Polygons and Equivalent Triangles
Building Trapezoids with Set Areas
Slope Between 2 Points (Phase 2)

Discover Resources

slope of segment
Unit 7 Sketch
圖形的周界3
Quiz 1 Section 1-1
sequence

Discover Topics

Tree Diagrams
Boxplot
Cylinder
Scatter Plot
Vectors 2D (Two-Dimensional)