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Saturday, January 4, 2014

Sliding Ladders and Fancy Math

Print Friendly and PDF An astroid (not asteroid) can be considered a complicated shape related to hypocycloids and heavy in trig, but it can be introduced using a "sliding ladder". The black segment represents a ladder which slides down a wall. By tracking its path, we generate one cusp of an astroid.
For more on dynamic geometry, visit www.davemath.com
Click on the picture to get the underlying geoGebra file!

http://www.angelfire.com/ny3/golfgolf/amtnys/AMTNYS2014/slidingladder.ggb

1 comment:

The Geeks said...

hi..Im college student, thanks for sharing :)good design