Wire-Cutting Problem (VIDEO!)

Here is a classic puzzle about cutting a piece of wire solved in an unusual- but natural – way. One just makes good use of the values of pi for non-circular shapes. (Of course!)

(See also “Wrapping Rope Around the Earth” and “Pi for a Square” videos for more on this.)

Wire Cutting Puzzle

• IT’S HERE!

  QUADRATICS: The Tanton Way!

  This is the first a many short online courses/experiences for educators and students. Here's how to understand and how to teach the theory of quadratics with joyful and natural ease and deep understanding. Don't memorise a thing! - and still accomplish all that is required in the typical school curriculum (and more!)

  CHECK OUT: www.gdaymath.com

• Books

  • Teachers ’ and students’ Guide to Everything Quadratic
  • Thinking Mathematics! (TEN VOLUMES)
  • Solve This: Mathematical Activities for Students and Clubs
  • Encyclopedia of Mathematics
  • Geometry I & II

• Get in touch

  Email: tanton.math@gmail.com