For a circle with center at (a,b), and radius r:
(x-a)2 + (y-b)2 = r2
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To calculate the area of a unit circle you should use the equation x2+y2=1. The unit circle equal area of 1. You can find out more information on the mathisfun website for deeper explanation.
z=e^(2 times pi times i times t) If t goes from 0 to 1, then you get the unit circle.
If the radius is two. it won't be a unit circle, a unit circle is defined as a circle with radius one.
The unit circle is a circle with its center at the origin and a radius of ' 1 '.
A unit circle is a circle with radius equal to one.