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The Upper Half Plane


This is a prototype of JavaSketchpad, a World-Wide-Web component of The Geometer's Sketchpad. Copyright ©1990-1997 by Key Curriculum Press, Inc. All rights reserved. Portions of this work are being funded by the National Science Foundation (awards DMI 9561674 & 9623018).

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This is a model of the Upper Half Plane. Please ignore the parts of the half-circles below the line, these are due to the fact that arcs are not supported yet in JSP. You can move B, C, and D, try it!.