Ĭircumference is often misspelled as circunference. If you input the radius in centimeters, you will get the answer in square centimeters (cm²), if in inches, will get the answer in square inches (in²) and so on. Area of a circle in square metres (Diam ÷ 2)² 3.14159. Calculate the area of a circle from a diameter measured in metres with results in square metres, hectares and acres. For simplicity, you can use Pi = 3.14 or Pi = 3.1415. Π represents the number Pi which is defined as the ratio of the circumference of a circle to its diameter or π = C d. Raduis (r): ngstrm arm length arpent length Canada astronomical unit AU big point bp Adobe. The area of a circle can be determined by using the following formula: where d is the diameter of the circle, which is exactly twice the length of its radius (r). The diameter is twice the radius or d = 2 Click here to choose anothe area calculator. The diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. The radius is half the diameter or r = d 2. The radius of a circle is any of the line segments from its center to its perimeter. See below some definitions related to the formulas: CircumferenceĬircumference is the linear distance around the circle edge.

Just enter the value of the radius and hit. The following is the calculation formula for the area of. The following area of a circle calculator will help you find the area of any circle when the radius is given. Volume to Mass Converter (Construction) The Area of a Circle Calculator is used to help you find the area of a circle.Weight (Mass) to Volume to Converter for Recipes.

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Area of a circle calculator