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

1
...
6

7

8

9

10

11

12
...
54

NEXT
»
Demonstrations 161  180 of 1078
Serlio's Ovals
Plato's Shadow Problem
A Concurrency from Six Pedal Points
Area of a Circle from Sectors
Deriving the Formula for the Area of a Parallelogram
Dissecting an Equilateral Triangle into Four Equilateral Triangles
Intersecting Line Segments
A Test for the Convexity of a Quadrilateral
Regular Tilings
How to Avoid a Collision
Dissecting a Square to Four Squares
Bisecting an Angle Efficiently
Garfield's Proof of the Pythagorean Theorem
Design a Tile for the p3 Wallpaper Group
The Facilities Location Problem
Trisecting an Angle Using a Lemniscate
Arc Length of a Logarithmic Spiral
Dudeney's Proof of the Pythagorean Theorem
The Areas of a Parallelogram and a Rectangle with the Same Base and Height Are Equal
Mechanism for Drawing a Logarithmic Spiral
«
PREVIOUS

1
...
6

7

8

9

10

11

12
...
54

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+