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Calculating pi with sine of half angles

Author:Gary Rubinstein

Topic:Angles, Sine

New Resources

Parallel Line Image Maker
z`]]
Steel Chair
bewijs stelling van Pythagoras
Slope Between 2 Points (Phase 2)

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Day 3 - Measure of Angle formed by Tangent and Chord
Regular Dodecagon
Spirograph - 2
Euclid IV-5. (pg 86)
Start Task #3

Discover Topics

Parallelogram
Scalene Triangles
Arithmetic Operations
Arithmetic Mean
Variance

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