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Why does circumference equal pi diameter?

Updated: 12/20/2022

Wiki User

∙ 12y ago

Best Answer

π is [defined as] the ratio of the circumference of any circle to its diameter.

This ratio is constant regardless of the size of the circle.

Therefore the circumference has to equal π times the diameter.

why is 2 plus 2 four? It's just a fact.

Wiki User

∙ 12y ago

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Is it true that pi is equal to the circumference of pi divided by the diameter?

Nearly, I think you committed a typo: pi = circumference/diameter

What is the diameter of a tree if the circumference is 17 feet 1 inch?

The formula for the circumference of a tree is Diameter * PI. If the circumference is known, then the diameter is equal to the circumference / PI. In this case, the diameter is equal to 5 foot 5.29 inches.

How are the circumference of a circle the diameter of a circle and pi related?

The circumference of a circle divided by its diameter is equal to the value of pi.

What is the circumference if the diameter is 440?

If you mean a circle, the circumference is equal to the diameter multiplied by pi.

When you multiply the diameter by pi what does it equal?

the circumference

Related questions

Does circumference times diameter equal pi?

No; circumference divided by diameter equals pi.

What is the diameter of a circle with a inch circumference?

The circumference is equal to the diameter multiplied by pi. Therefore, if you know the circumference, you can divide by pi to get the diameter.

Radius of 5m what is the circumference?

If you mean a circle: the circumference is equal to diameter x pi, or 2 x pi x radius.If you mean a circle: the circumference is equal to diameter x pi, or 2 x pi x radius.If you mean a circle: the circumference is equal to diameter x pi, or 2 x pi x radius.If you mean a circle: the circumference is equal to diameter x pi, or 2 x pi x radius.

Is it true that pi is equal to the circumference of pi divided by the diameter?

Nearly, I think you committed a typo: pi = circumference/diameter

What is circumference compared with the diameter?

The circumference of a circle divided by its diameter is equal to pi.

What is the diameter of a tree if the circumference is 17 feet 1 inch?

The formula for the circumference of a tree is Diameter * PI. If the circumference is known, then the diameter is equal to the circumference / PI. In this case, the diameter is equal to 5 foot 5.29 inches.

How do you get circumference when you are given radius?

Circumference is equal to pi x diameter Diameter is equal to 2 times the radius Circumference would be 2 x pi x radius

What is the diameter of a circle with a circumference of 5?

Since the circumference is equal to the diameter times pi, you need to divide the circumference by pi in this case.

What is the ratio the circumference of a circle to the diameter of a circle?

Pi, which is approximately equal to 3.14159 Circumference = pi x diameter

How are the circumference of a circle the diameter of a circle and pi related?

The circumference of a circle divided by its diameter is equal to the value of pi.

What is the circumference if the diameter is 440?

If you mean a circle, the circumference is equal to the diameter multiplied by pi.

How do you find out the circumference when you have the diameter?

Circumference is equal to the diameter times pi (approximately 3.14159).

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