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Trigonometric Functions of Negative Angles

Angles measured by rotating clockwise from the positive x-axis.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Video

Evaluating Trigonometric Functions of Any Angle - Overview

by CK-12 //basic
Overview
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Evaluating Trigonometric Functions of Any Angle - Example 1

by CK-12 //basic
Find the value of trigonometric functions given a point on the terminal side of the angle
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Evaluating Trigonometric Functions of Any Angle - Example 2

by CK-12 //basic
Find the value of trigonometric functions given the value of another trigonometric function with the given constraint
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Evaluating Trigonometric Functions of Any Angle - Example 3

by CK-12 //basic
Find the value of trigonometric functions given an equation and quadrant
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Evaluating Trigonometric Functions of Any Angle - Example 4

by CK-12 //basic
Find the value of trigonometric functions of quadrantal angles
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Evaluating Trigonometric Functions of Any Angle - Example 5

by CK-12 //basic
Find the value of trigonometric functions given the value of another trigonometric function and a quadrant
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Evaluating Trigonometric Functions of Any Angle - Example 6

by CK-12 //basic
Find the value of trigonometric functions using a calculator
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