No one teaches Buckminster Fuller's geometry because he used a regular tetrahedron as his unit of volume. American History all should know.— Kirby Urner (@4DsolutionsPDX) July 23, 2016
Showing how it works with a triangle, extends to a tetrahedron: https://t.co/whVSM11Fbx #VerbotenMath #CodeCastle #MedalofFreedom— Kirby Urner (@4DsolutionsPDX) July 23, 2016
Logically consistent alternative modeling of 2nd and 3rd powering: https://t.co/B65STEtBQS #VerbotenMath— Kirby Urner (@4DsolutionsPDX) July 23, 2016
— Kirby Urner (@4DsolutionsPDX) July 23, 2016
We have some great #Tinkercad #3Dprinting opportunities here: proportional polyhedrons that help us learn geometry. https://t.co/18vI4OQZ0l— Kirby Urner (@4DsolutionsPDX) July 23, 2016
I found another Youtube that includes the 7.5 RT along with the 6.0 RD. Thank you Lew Scholl! https://t.co/2La6hwFiU0 #CodeCastle— Kirby Urner (@4DsolutionsPDX) July 23, 2016