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Subjects>Math>Geometry

What is the area formula for a circle?

Updated: 4/28/2022

Wiki User

∙ 14y ago

Best Answer

you take the radius which is half of the diameter to the second power then multiply that to pie, which is usually 3.14 but if you look at a calculator their is actually a pie button that is more exact also.

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∙ 14y ago

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Formula to find the area of circle?

Area of a circle = pi*radius2

What is the formula for the circumference of a circle from the area?

In order to convert the area of a circle to the circumference of the circle, divide by the radius and multiply by two. The formula for the circumference of a circle is pi times the diameter.

What is the formula for finding the area of a semi-circle in terms of pi?

semi means half A semi-circle is half a circle The formula for the area of a circle is A = (Π * r^2) Area of semi circle = (Π * r^2) ÷ 2

Formula of circle?

The formula for the area of a circle is pi times the radius squared. The formula for the circumference of a circle is two times pi times the radius.

What is the radius and the area of a circle?

The radius of a circle is the distance from the center to any point on the circle. The area is the space within the circle. The formula to find the area is πr2. r stands for the radius of the circle. If you want to find the radius, you can work backwards from the area or the circumference, which is the perimeter of the circle. The formula for circumference is 2πr.

Related questions

What is formula for the area of a circle?

the formula for the area of a circle is 3.14 x radius squared

What is the formula doe for the area of a circle?

The formula to find the area of a circle is: A = pi * r2

Formula to find area of circle?

The area of a circle can be found with the formula (pi)r^2

What is the formula for Bh for circle?

Area formula for circle= --,,- r 2

What is 2 pi squared?

The formula for double the area of a circle

Investigate the formula of the area of a circle?

The formula to find the area of a circle is pi x the radius squared.

Formula to find the area of circle?

Area of a circle = pi*radius2

What is the formula of the sector of the circle?

There is no specific formula for a sector of a circle. There is a formula for its angle (at the centre), its perimeter, its area.

Formula and result of area of circle?

The formula for the area of a circle is: Area = (pi) x (Radius)2 . When you know the radius of the circle and you use it to calculate the area of the circle, the result will be equal to (pi) x (Radius)2 .

What is the formula for the circumference of a circle from the area?

In order to convert the area of a circle to the circumference of the circle, divide by the radius and multiply by two. The formula for the circumference of a circle is pi times the diameter.

What is formula ofr finding area of a circle?

Area of a circle = pi*radius squared

What it the formula for the area of a circle?

Area of a circle = pi*radius2 and measured in square units

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