It can be determined easily using a formula A pr2 Pi r-squared where r is the radius of the circle. The unit of area is the square unit such as m2 cm2 etc. Area of a circle p r 2.
The area of a circle is.
Formula for Area of circle. Area of a circle p r 2. Visual on the figure below. The area of a circle is found with the formula A 314r2 where 314 represents 314.