Math Problem Statement
Find the sine and cosine of the given angle sin 5pi/6 and cos 5pi/6
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Unit Circle
Reference Angle
Formulas
sin(θ) = opposite/hypotenuse
cos(θ) = adjacent/hypotenuse
Reference angle formula: θ_ref = π - θ
Theorems
Trigonometric Function Signs in Quadrants
Unit Circle
Suitable Grade Level
Grades 9-12