Significant Digits

Angle Spectrum and Reference Angle

Special Angles

Barnett Practice Test 1 (Extra Problems) (Chapters 1-2)

Trig Graphs Worksheet            

Barnett Practice Test 2 (Extra Problems) (Chapters 3)

Sinosoids of the Same Frequency

Barnett Practice Test 3(Extra Problems) (Chapters 4-5)

Law of Cosines-Sines

Barnett Practice Test 4 (Extra Problems) (Chapter 6-7)

Polar Coordinate System