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Given the lengths of the three sides of a triangle (SSS), why is the law of cosines used to find the measure of the largest angle first?

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter3: Triangles

Section3.5: Inequalities In A Triangles

Problem 11E: Is it possible to draw a triangle whose angles measure a. 100, 100, and 60? b. 45, 45, and 90?

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Given the lengths of the three sides of a triangle (SSS), why is the law of cosines used to find the measure of the largest angle first?

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