The area of a circle calculator helps you compute the surface of a circle given a diameter or radius. Our tool works both ways — no matter if you're looking for an area-to-radius calculator or a radius to the area one, you've found the right place

Since a circle is 2 – dimensional, its surface area is the same as its area. The area of a circle may be calculated when the length of its radius, diameter, or circumference is known. The area of the circle formula is useful for measuring the space occupied by a circular field or a plot.

May 9, 2024 · The surface area of a circle is given by the following formula: where r is the radius of the given circle. where C is the circumference of the given circle. Question 1. Find the area of a circle given its radius is 8 m. Solution: Question 2. Find the area of a circle given its circumference is 12 cm. Solution: Question 3.

Nov 5, 2018 · The formula for the surface area of a circle is _A_ = π_r_ 2, where _A_ is the area of the circle and _r_ is the radius of the circle.

Oct 25, 2023 · What is the area of a Circle – learn how to find its surface area with formulas and solved examples

If the length of the radius or diameter or even the circumference of the circle is given, then we can find out the surface area. It is represented in square units. The surface area of circle formula = πr 2 where 'r' is the radius of the circle and the value of π is approximately 3.14 or 22/7.

Area of a circle is the region occupied by the circle in a two-dimensional plane. It can be determined easily using a formula, A = πr2, (Pi r-squared) where r is the radius of the circle. The unit of area is the square unit, such as m2, cm2, etc.

That's the formula for area of a circle (pi r 2). Since there is both a top and a bottom, that gets multiplied by two. The side is like the label of the can. If you peel it off and lay it flat it will be a rectangle. The area of a rectangle is the product of the two sides.

When the length of the radius or diameter or even the circumference of the circle is already given, then we can use the surface formula to find out the surface area. The surface is represented in square units. The surface of a circle is given as. \ (\begin {array} {l}\large Surface\;Area\;of\;a\;circle: A=\pi \times r^ {2}\end {array} \)

Calculate the area of a circle with ease using our Circle Surface Area Calculator. Simply enter the diameter and click calculate. Get accurate results and save time!