Trig Tour

tipo de documento Mathematics - Experiment/Lab Go to the web resource

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Take a tour of trigonometry using degrees or radians! Look for patterns in the values and on the graph when you change the value of theta. Compare the graphs of sine, cosine, and tangent.

Objetivos de Aprendizaje

Define trig functions for negative angles and angles greater than 90 degrees
Translate between multiple representations of trig functions: as sides of a right triangle inscribed in a unit circle, graph of the function vs
angle, and numerical values of the function
Deduce the sign (+, -, 0) of a trig function for any given angle without a calculator using the unit circle concept
Estimate the value of trig functions for any given angle without a calculator using the unit circle concept
Define exact trig functions for special angles using degrees or radians for angle measures