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Pins and string
Author:
Malin Christersson
To answer a Tumblr question: Curve drawn by using three pins and a string. The curve is piecewise defined by six elliptical arcs. Move the dots to see another shape!
GeoGebra
New Resources
Dissections by Guillermo Bautista
Dodecahedron
Parallelograms: Quick Investigation
Exploring the Derivative of a Quadratic Function
Poorly Drawn Parallelograms 3
Discover Resources
Project 1: Constructing Parallelograms
Performance Task Yeast
line
ayesha
Bitts math stuff
Discover Topics
Hyperbola
Linear Functions
Percentages
Conic Sections
Terms