To work out the area of a circle, you have to learn something called 'PIE'or 'PI' in Greek. Pie = 3.14.
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Pi can be used to calculate the area of a circle Pi can be used to calculate the circumference of a circle
To calculate the area of a circle use this formula: pi x r2.
the area of the circle is Pi X Radius squared
A circle is two dimensional, it has area but not volume.
To calculate the are of a circle, use the formula area = pi x radius2.