Unit circle is a circle with unit radius. Letās consider the unit circle centered
at the origin in the xy-plane, defined by the equation x2 + y2 = 1. (4pts)
(a) What is the representation of the point on the defined unit circle with an explicit
parametrization? (1pt)
(b) What is the representation of the point on the defined unit circle with an implicit
parametrization? (1pt)
(c) What is the Degrees of Freedom (DOFs) of the unit circle? (1pt)
(d) Why the unit circle defined on 2-dimensional space (xy-plane) has that DOF(s)? (1pt