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Lesson Plan

Understand quandrantal angles by examining x and y values near them

teaches Common Core State Standards CCSS.Math.Content.HSF-TF.A.2 http://corestandards.org/Math/Content/HSF/TF/A/2
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In this lesson you will learn the values of sine and cosine at 0, π/2, π and 3π/2 by examining what happens to the x and y values near these angles.
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