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Area of a circle is: pi times radius squared

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โˆ™ 2017-12-05 14:16:23
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Q: What is area of a circle if circumference equals pi divided by 2?
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Area circle equals P1radiusradius circumference equals 2P1radius?


What is the circumference of a circle with the given area in terms of pi when the area equals 4 pi?

The circumference is 4pi

How is pi related to the circumference area of a circle?

Pi (approximately 3.14) is the ratio of the circumference of a circle to its diameter. It is calculated by circumference divided by diameter.

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

The formula for the area of a circle is pi * radius squared. The circumference of a circle's formula is pi * diameter. NOTE: pi equals approx. 3.14

How do you find the radius of the circle if you know the area?

Area of a circle equals pi r2 Therefore the radius of a circle equals the square root of (area divided by pi).

How did they arrive at the geometric formula for a circle?

The circumference of any circle divided by its diameter is always equal to pi. With this information we can work out various properties of the circle such as its circumference or its area.

How do you find out the radious of a circle?

The radius of a circle is the distance from the centre of the circle to a point on the circumference of the circle. If it is a drawing and the circle is to scale the radius can be measured with a ruler. If not, the radius can be calculated if the diameter, circumference or area of the circle is known. the radius is equal to: - the diameter divided by 2 - the circumference divided by 2pi(approx. 6.284) - the square root of the area divided pi (divide by pi first, then take the square root)

How do you fund the circumference of circle when you know the area?

You dived the area by the circumference of the circle.

What is the area of a circle with circumference 9.42?

The area of a circle with a circumference of 9.42 is about 7.06.

How do you find the area of a circle if only given the circumfe rence?

Area = Circumference squared divided by 4pi.

Is the Area of a circle and circumference of a circle have the same thing?

No,Circumference is like the perimiter and Area is the whole circle.

What is is circumference of a circle is 6.28. What is the area of the circle?

If the circumference of a circle is 6.28 then its area is about 3.138 square units

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