cos(13.6°) = cos(__°)cos(65.2°) + sin(__°)sin(65.2°)

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter77: Machining Compound-angular Surfaces
Section: Chapter Questions
Problem 5A
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cos(13.6°) = cos(__°)cos(65.2°) + sin(__°)sin(65.2°)

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