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Trigonometric Functions in the Coordinate Plane





 
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More Lessons for Trigonometry

Math Worksheets

A series of free Trigonometry Lessons.
How to Evaluate Trigonometric Functions in the Coordinate Plane?

Evaluating Trigonometric Functions for an Angle in the Coordinate Plane
Evaluating Trigonometric Functions for an Unknown Angle, Given a Point on the Angle, Ex 1
Evaluating Trigonometric Functions for an Unknown Angle, Given a Point on the Angle, Ex 2



Evaluating Trigonometric Functions Using the Reference Angle, Example 1
This video gives a review of the unit circle in quadrant 1 and discusses how to use the reference angle to evaluate some trig functions.
Evaluating Trigonometric Functions Using the Reference Angle, Example 2


 
Evaluating Trigonometric Functions at Important Angles, Ex 1
Evaluating Trigonometric Functions at Important Angles, Ex 2


Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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