Unit Circle: Definition, Formula, Diagram and Solved Examples

The Unit Circle unit circle The Unit Circle However, values of sine, cosine and tangent are defined for angles between negative infinity and positive infinity The unit circle shown on unity 3d The unit circle is a circle with a radius of 1 unit, typically centered at the origin in a Cartesian coordinate system In trigonometry, this circle is

unit 731 Using the right triangle and the Pythagorean Theorem, we can see that x2 + y2 = 1 Thus, the equation of the unit circle is x2 + y2 = 1