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The answer depends on what the ratio is relative to!

The ratio of a circumference to the area of a circle is half the radius.

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Q: How do you find ratio of a circumference?
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Related questions

Find the ratio of the circumference of 4Cm?

The ratio of the circumference of a circle with radius 4 cm to its area is 1:2.


Find the ratio of the circumference to the diameter for each circle 3?

For any circle in a plane, the ratio of circumference to diameter is a number called pi, approximately 3.14.


How do you find the length of perimeter or circumference of a circle?

Since pi is the ratio of a circle's circumference to its diameter, multiply the diameter by pi (about 3.14159) to get the circumference.


How do you find the ratio of the circumference to the diameter?

You don't have to find it. It's always (pi) = 3.14159 (rounded) .


If the diameter is 8 what is the circumference?

The ratio of a circle's circumference to its diameter is Pi, which is 3.14159. Hence, multiply the diameter by Pi to find a circle's circumference, or divide a circumference by Pi to find its diameter. 8 times pi = 25.13274123.


What is the ratio of circumference to diameter?

ratio of circumference to diameter of a circle is 3.14159265:1


What is the ratio of a circle's circumference called?

The ratio of a circle's circumference to its area is called the reciprocal of half the radius. The ratio of the circumference to its radius is called two times pi.


If the areas of two circles are 48 and 75 find the ratio of their circumferences?

48 works out as a circumference of 24.5597207 units 75 works out as a circumference of 30.69980124 units So the ratio is about 4:5


What is the ratio to any circles circumference to the diameter?

The ratio of the circumference of a circle to its diameter is Pi. (3.14159)


The ratio of the circumference and diameter any circle?

The ratio of the circumference of a circle to its diameter is Pi. (3.14159)


Ratio of the circumference and diameter of any circle?

The ratio of the circumference of a circle to its diameter is Pi. (3.14159)


What is the ratio of the circumference to the radius of the circle?

The ratio of the circumference to the radius of the circle is 2 times pi