Handouts for Math 113  

Precalculus Trigonometry

Right Triangle Trig              Keys:

More On Right Triangles      Test1A  Test1B

Unit Circle Steps                 Test2A   Test2B                                  

Triangles Unit Circle           Test3   

Unit Circle unlabeled          Test4        

Unit Circle labeled

Evaluating Trig Functions

Graphing SINE and COSINE

Graphing TANGENT and COTANGENT (and SECANT & COSECANT)

Inverse Trig Function Reference Sheet

Guideline for Solving Triangles

Polar Graphs

Vector example problems

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