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In this learning activity you'll evaluate the six trig functions using a scientific calculator.
By Roy Peterson
In this learning activity you'll evaluate the Sine, Cosine, and Tangent ratios of a right triangle.
After a brief review, the student solves five practical shop problems using right angle trigonometry.
By Barbara Anderegg
Learners read how to use the arctangent function to calculate the theta of an angle. The proper keystrokes are displayed.
By Patrick Hoppe
This primer introduces the student to the correct method of using the arctangent function on a TI-86 calculator.