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Actually, Eratosthenes of Cyrene (276? - 195? B.C.) was the first to calculate the Earth's circumference accurately. He is supposed to be the inventor.

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Q: Who invented area and circumference of a circle?
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Related questions

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

You dived the area by the circumference of the circle.


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


Is the circumference and area of a circle the same?

The circumference of a circle is the distance arround the edge of the circle. The area of a circle is how big the inside of the circle is.


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

Circumference of a circle is (pi * diameter). Area of a circle is (pi * r2).


What is the area of a circle that has a circumference of 16 PI?

The area of a circle that has a circumference of 16pi is: 201.1 units2


If the area of a circle is 28.26 what is the circumference?

If the area of a circle is 28.26 the circumference is: 18.84 units.


What is the area of a circle if its circumference is 20π?

The area of a circle, if its circumference is 20π, is: 314.16 square units.


What is the circumference of a circle when the area is 69 cm?

The circumference of a circle when the area is 69cm2 is about 29.4 cm


What is the area of circle with a circumference of 20?

The area of circle with a circumference of 20 is: 31.83 units squared.


Area of a circle with a 12 inch circumference?

The circumference of a circle is given by Circumference = pi x diameter. The area of a circle is given by Area = pi/4 x diameter2. Thus for a circle with circumference c = 12 in. The area will equal a = 11.459 in2.


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

In order to convert the area of a circle to the circumference of the circle, divide by the radius and multiply by two. The formula for the circumference of a circle is pi times the diameter.