The circumference of a circle is calculated using the formula. Work out its circumference using pi 314. The term circumference is used when measuring physical objects as well as when considering abstract geometric forms.
Finally you can find the diameter - it is simply double the radius.
Start with the formula C pd circumference 314 x diameter. Youre in the right place. It is calculated just by multiplying the diameter of the circle with p value. Textcircumference pi times textdiameter Pi p For any circle.