In Cartesian coordinates:
(x - a)2 + (y - b)2 = R2
(a, b) is the center-point of the circle
R is the circle's radius.
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Area of a circle: pi times radius squared Circumference of a circle: 2 times pi times radius or diameter times pi
half of a diametre is radius. hence multiply the diameter by 0.5 then use the formular of cicumference, which is 2*pie*r
It is a common typographic error for formula.
The Euler characteristic for any simply connected polyhedron isF + V = E + 2And the word is formula, not formular!
whole under part equals 100 out of the percentage