On a graph all those points on the circle can be determined and plotted using x y coordinates. The area of a circle is. The diameter of a circle calculator uses the following equation.
Radius for a circle is always the same irrespective of the location of the point at circumference to which you are joining the center of the circle.
Graphing circles requires two things. To use our calculator you only need to know the radius of your circle. Expert Answer 100 2 ratings. How to Calculate the Area of a Circle with Calculator Market.