insider.si.edu

Geometric Model by A. Harry Wheeler, Equilateral Triangle with Inscribed Rectangle or Parallelogram with an Inscribed Square, Plane Dissection

The pieces form an equilateral triangle with an inscribed rectangle which transforms into a parallelogram with an inscribed square. This is a special case of Wheeler's model 4K (trapezoid into a ...
Ars Technica

Math Challenge: Reduce an Ellipse to an inscribed equilateral polygon?

I googled for this a bit, and ran across an interesting thread in an Architecture forum with several pretty close approximations, but couldn't find a truly accurate solution.The Problem: I need to ...
insider.si.edu

Geometric Model by A. Harry Wheeler, Equilateral Triangle with Inscribed Rectangle or Rhombus with Inscribed Rectangle, Plane Dissection

They can be arranged as an equilateral triangle or a rhombus .The pieces on one side have smaller plastic parts on them so that the equilateral triangle and the rhombus both appear to have an ...