Channel: TutorVista

Category: Education

Tags: equation of circleequations for circleequations of a circleequations of circlesparametric equation for a circleequation for circleequation for a circle graphequations for circlesstandard equation for a circleequation for a circleequation of circles

Description: Check out us at:math.tutorvista.com/geometry/equation-of-a-circle.html Equation for a Circle Area of the circle (A) = π r^2 square units r -- Radius of the circle π -- 3.14 Diameter (d) = 2 r units Radius = units Circumference of the circle = 2 π r units Please like our facebook page facebook.com/tutorvista Follow us at: plus.google.com/+tutorvista