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Pi - the circumference of a circle over the diameter of a circle. Pi is constant and will always be 3.14.

Radius - any line segment in a circle that extends from the center of the circle to the perimeter of the circle. Radius is half the diameter.

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Q: What are pi and radius?
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Related questions

If the circumference of a circle doubles the radius?

IMPOSSIBLE circumference = 2*pi*radius if circumference = 2*radius: 2*radius=2*pi*radius 2*radius/(2*radius)=2*pi*radius/(2*radius) 1=pi pi= 1 therefore it is impossible to have a circumference that is twice that of the radius


What is the radius 2.6 in in pi?

A radius is not part of pi.


Is the volume formula universal for all the figures?

No, the volume formula is not universal for all figures. Different shapes and objects have different formulas to calculate their volume based on their unique dimensions and properties. Each shape requires its own specific formula to accurately determine its volume.


What is the radius of a circle that has an area of 6644.24?

As area = pi * radius2, the radius is given by radius = sqrt(area /pi) radius = sqrt(6644.24 / pi) = 46 with pi = 3.14


When given radius how do you find the circumference?

Circumference = 2 * radius * pi (where pi is approx = 3.14159)So Radius = Circumference / (2 * pi)


Is circumference radius times pi?

No it is 2*radius*pi or diameter*pi or 2(pi)r


How do you find a circumference of a circle if the radius is a fraction?

The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.


What is the radius of a circle if the circumference is 10?

formula for circumference is 2(pi)(radius) therefore: 10=2(pi)(radius) solving: radius = 10 / (2 pi) radius = 1.59


What is the radius of a circle that has a circumference of pi?

radius = pi/(2*pi) = 1/2 or 0.5


Formulas with include pi?

Area of a circle: pi*radius^2 Circumference of a circle: 2*pi*radius or diameter*pi Volume of a sphere: 4/3*pi*radius^3 Surface area of a sphere: 4*pi*radius^2


What is the radius of a circle if the circumference is 20?

circ = 2 x Pi x radius pi x radius = 10 radius = 10/pi = 3.2 approx


How do you find the perimeter and area of a circle?

perimeter (circumference): diameter times pi (3.14) area: radius times radius times pi (3.14) Area = pi*radius squared Circumference = 2*pi*radius or pi*diameter