familyc.gsp
Form 5 Additional Mathematics
Family of circles
This is a prototype of JavaSketchpad, a World-Wide-Web component of The Geometer's Sketchpad. Copyright &
copy ; 1990-1998 by Key Curriculum Press, Inc. All rights reserved. Portions of this work
were funded by the National Science Foundation (awards DMI 9561674 & 9623018).
This page is best viewed by IE4 or Netscape Communicator (java-capable browsers).
The two black circles are fixed and they interect at two points P and Q.
The variable green circle at centre R passes through the points P and Q.
Drag R to see the family of circles passing through the two intersection
points of the two given circles
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