4-02 Unit Circle

Unit Circle for Trigonometry : Quadrant II: sin, csc positive Quadrant I: all functions positive Quadrant III: tan, cot positive Quadrant IV: cos, sec

A unit circle is a circle of unit radius, , of radius 1 The unit circle plays a significant role in a number of different areas of mathematics

united thai nation party Learn Defining the Unit Circle with free step-by-step video explanations and practice problems by experienced tutors

unit circle Using the unit circle diagram, draw a line “tangent” to the unit circle where the hypotenuse contacts