Moira Chas – Resources – GeoGebra

Logarithmic Spiral Approximation
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Moira Chas
Cube and Octahedron, duality
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Moira Chas
Euclid Book IV Proposition 11-Construction of the Regular Pentagon
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Moira Chas
Omar Khayyam - Solution of the cubic: A cube and sides are equal to a number.
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Moira Chas
QUADRATURE - Dodecagon
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Moira Chas
Euclid's proof of Pythagoras' Theorem
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Moira Chas
Alicia Boole Stott on cube, tetrahedra and octahedra.
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Moira Chas
Copy of Triangle Paradox (Missing square puzzle)
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Moira Chas
Copy of Liu Hui's Method of Finding π
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Moira Chas
Copy of Comparing Size by Cut and Paste
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Moira Chas
π on a bike
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Moira Chas
Exploring Gauss proof of the Fundamental Theorem of Algebra
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Moira Chas
Cardan Gear Mechanism
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Moira Chas
A Cubic Solution of Omar Khayyam
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Moira Chas
Babylonian Approximation of Square Roots
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Moira Chas
Archimedes - triangle & parabolic segment
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Moira Chas
Pythagoras by dissection
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Moira Chas
Copy of Chinese Discovery of the Pythagorean Relationship
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Moira Chas
Parabola focus and directrix
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Moira Chas
Sections of the tesseract
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Moira Chas
Archimedes Angle Trisection Method
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Moira Chas
Doubling the cube problem
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Moira Chas
Copy of The Pythagorean theorem and the Euclidean plane
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Moira Chas
Euclid's GCD Algorithm
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Moira Chas