What is the circumference of a circle with diameter 12 cm?

Here is the answer to questions like: how to find the perimeter of a circle with diameter 12 cm?

Circle Calculator

Use the this circumference length calculator above to find the perimeter of a circle given its diameter, or other parameters.

Formula to calculate the circumference of a circle

Here a three ways to find the circumference or perimeter of a circle:

Circumference length formula in terms of radius

C = 2·π·r

Circumference length formula in terms of diameter

C = π·d

Circumference length formula in terms of area

C = √4·π·A

Questions this calculator can answer:

• How to find the perimeter of a circle with a radius of 6 cm?
• A circle has a diameter of 12 cm. What is its circumference?
• If a circle has a area of 113.1 square centimeters. What is its perimeter?

Examples of Circumference of a Circle Solutions

• Circunference with diameter 8.55 mm
• Circunference with diameter 8.06 mm
• Circunference with area 15 pi units

• Circunference with area 3,14 feet
• Circunference with radius 4.86 meters
• Circunference with diameter 9.01 meters

• Circunference with radius 7.25 inches
• Circunference with area 17 pi
• Circunference with diameter 8.7 meters

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