11. If 180° 0 ≤ 270° and cos 0 sin(20). == 12, find 15

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 80RE
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11. If 180° 0 ≤ 270° and cos 0
sin(20).
==
12
13, find
15
Transcribed Image Text:11. If 180° 0 ≤ 270° and cos 0 sin(20). == 12 13, find 15
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