EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Subscribe to RSS feed
Our World
«
PREVIOUS

1
...
29

30

31

32

33

34

35
...
40

NEXT
»
Demonstrations 621  640 of 795
Perpendiculars to a Chord
Proposition 30, Book XI, Euclid's Elements
Proposition 29, Book XI, Euclid's Elements
Proof of Proposition 28, Book XI, Euclid's Elements
World Map Projections
How Zippers Work
Ptolemy's Theorem
Estimating Percentages
Euclid's Proof of the Pythagorean Theorem
Click a Country
The Perpendicular Bisector of a Chord
Time and Weight in the Solar System's Planets
Voronoi Diagrams
Negligible Senescence Scenario
Your Favorite Necktie
Eggs using Spherical Coordinates
Mercury's Perihelion Precession
Multiplying with Lines
Asylum in the United States
Elementary Cellular Automaton Egg
«
PREVIOUS

1
...
29

30

31

32

33

34

35
...
40

NEXT
»
Note: To run this Demonstration you need Mathematica 7+ or the free Mathematica Player 7EX
Download or upgrade to
Mathematica Player 7EX
I already have
Mathematica Player
or
Mathematica 7+