Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 2016-03-31 20:20:04

bob bundy
Moderator
Registered: 2010-06-20
Posts: 7,743

GEOMETRY CONTENTS part 2

I seem to have overloaded the servers maximum number of links so I'm continuing the list here.


tan(36)

http://www.mathisfunforum.com/viewtopic … 87#p378587

The Regular Icosahedron

http://www.mathisfunforum.com/viewtopic.php?id=22966

Note: I was having difficulty making my answer match the one given by Monox D. I-Fly.  I have worked out the two versions are the same but I cannot get the final proof to post; why I don't know.  So I'll try again later

Base Vectors and Coordinates.  A beginning.

http://www.mathisfunforum.com/viewtopic … 53#p387953

A matrix for rotation and the compound angle formulas

http://www.mathisfunforum.com/viewtopic … 28#p389628

Bob


Children are not defined by school ...........The Fonz
You cannot teach a man anything;  you can only help him find it within himself..........Galileo Galilei

Offline

Board footer

Powered by FluxBB