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# What is pi a ratio of?

Updated: 4/28/2022

Wiki User

13y ago

Pi is the ratio of the circumference of a circle to its diameter.

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13y ago

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Q: What is pi a ratio of?
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### What is Pi in mm?

Pi is a unitless number, not a distance. Pi is a ratio it has no dimensions. Pi is the ratio of the circumference of a circle to its diameter.

### How many degrees are in pi?

There are no degrees in pi, it is a ratio.

### Why is pi used in circle?

Because the ratio of the circumference of any circle to its diameter is pi.

### What is the ratio between radius and area for a circle?

There is no direct ratio. The area is related to the square of the radius by the factor "pi." A = (pi) r2 (Pi is about 3.1416)

### What do we call the ratio of a circle's circumference to its diameter?

Pi is the ratio of circumference to diameter. C/d=pi always!!!

### The ratio of a circle circumference to its diameter?

C = pi x D is the ratio of a circle's circumference to its diameter.

### What is the ratio of PI circles?

In a circle Pi it the ratio of the circumference to the diameter. That is to say, if C is the cirumference and D is the diamter of any circle, we have: Pi=C/D

### How is pi caculated?

Pi is the ratio of the circumference of a circle to it's diameter,

### What are the causes of pi?

Pi is caused by the ratio of a circle's circumference to its diameter.

### What is the ratio of a Pi circle?

The value of pi in a circle is: circumference/diameter

### Is pi a rational?

Pie is not a ratio

### What is the ratio between the diameter of a circle and its circumference?

The ratio is 1/pi.