β α 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.1: Equations
Problem 58E
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The rectangle shown has been formed by fitting together four right triangles. As marked, the sizes of two of the angles are α and β (Greek “alpha” and “beta”), and the length of one segment is 1. Find the two unmarked angles whose sizes are α and α+β. By labeling all the segments of the diagram, discover formulas for sin(α + β) and cos(α + β), written in terms of sinα, cosα, sinβ, and cosβ.

β
1
α
Transcribed Image Text:β 1 α
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