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Posamentier, Alfred S.,

The secrets of triangles : a mathematical journey / Alfred S. Posamentier and Ingmar Lehmann. - 387 pages : illustrations ; 24 cm

Includes bibliographical references and index.

Introduction to the triangle -- Concurrencies of a triangle -- Noteworthy points in a triangle -- Concurrent circles of a triangle -- Special lines of a triangle -- Useful triangle theorems -- Areas of and within triangles -- Triangle constructions -- Inequalities in a triangle -- Triangles and fractals.

ISBN: 1616145870 9781616145873

LCCN: 2012013635

Subjects--Topical Terms:
Trigonometry.
Triangle

LC Class. No.: QA531 / .P67 2012

Dewey Class. No.: 516.154