Arc

Given a point , and three reals , and , constructs an arc with center at point , radius , initial angle and amplitude .

Given a circumference, and two reals and , constructs an arc over the circumference with initial angle and amplitude .

Given three points , and , and a real , constructs an arc with center and radius between the lines passing through , and , .

Given two non-parallel lines and a real , constructs an arc with center the intersection point between the lines, radius , and enclosed the two lines.