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Bisectors, Triangle bisectors, Circumcenter, Incenter

The perpendicular bisectors of the three sides of a triangle intersect in a point called the circumcenter of the triangle.
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The bisectors of the three angles of a triangle intersect in a point called the incenter of the triangle.
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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z


Altitude of a triangle

Law of cosines

Law of sines

Median

Pythagorean theorem

Similar triangles

Triangle


Copyright © 2006 Darel Hardy, Fred Richman, Carol Walker, Robert Wisner. All rights reserved. Except upon the express prior permission in writing, from the authors, no part of this work may be reproduced, transcribed, stored electronically, or transmitted in any form by any method.

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