Cinderella
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				Gallery: Altitudes in a triangle

Please enable Java and reload the page for an interactive construction (with Cinderella).

The three altitudes of a triangle always meet in a point. Move the vertices of the triangle with the mouse!

©1999 Jürgen Richter-Gebert & Ulrich Kortenkamp. Java and all Java-based trademarks and logos are trademarks or registered trademarks of Sun Microsystems, Inc. in the United States and other countries. Cinderella is independent of Sun Microsystem, Inc. PostScript is a registered trademark of Adobe Systems, Inc. All other brand and product names are trademarks, registered trademarks or service marks of their respective holders.