Trig Identities Practice Workbook with Answers by Chris McMullen

Author:Chris McMullen [McMullen, Chris]
Language: eng
Format: mobi
Publisher: Zishka Publishing
Published: 2020-11-09T16:00:00+00:00

Chapter 9 Exercises

10 Law of Sines

The law of sines relates a pair of sides and angles for any triangle, even if the triangle is acute or obtuse. This is a practical law for working with triangles. If we label the sides of a triangle a, b, and c and also label the angles A, B, and C such that uppercase letters are opposite to the respective lowercase letter (as shown above), the law of sines is

Note that the law of sines may alternatively be expressed in terms of reciprocals:

Example 1. Show that

Download

Copyright Disclaimer:
This site does not store any files on its server. We only index and link to content provided by other sites. Please contact the content providers to delete copyright contents if any and email us, we'll remove relevant links or contents immediately.