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Subjects>Math>Math & Arithmetic

What is the circumference of a 81 cm?

Updated: 11/5/2022

Wiki User

∙ 14y ago

Best Answer

The circumference = 2 x r x pi

If your diamter is 81cm then your circumference is 254.5cm

If your radius is 81cm then your circumference is 508.9cm

Wiki User

∙ 14y ago

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Continue Learning about Math & Arithmetic

What is the circumference of a diameter of cm?

Circumference of the circle = pi*17.6 cm

What is the circumference of a circle that has a diameter of 4.1 cm?

It has a circumference of 12.88 cm

If the circumference of a circle is cm what is its diameter?

Diameter in cm = circumference/pi

What is the circumference of a circle with a diameter of 46 cm?

circumference = pi*46 cm

What is the circumference of a diameter of 17.6 cm?

Circumference of the circle = pi*17.6 cm

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What is the circumference of a circle if diameter is 162 cm?

A circle with a radius of 81 cm has a circumference of 508.94 cm

What is the circumference of a circle with an area of 81 pi square centimeters?

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What is 8.1 cm in a common fraction?

8.1 cm = 81/10 cm (or 81 millimetres!)8.1 cm = 81/10 cm (or 81 millimetres!)8.1 cm = 81/10 cm (or 81 millimetres!)8.1 cm = 81/10 cm (or 81 millimetres!)

What is the circumference of an 7 cm circle?

The circumference of a 7 cm circle is: 21.99 cm(diameter x pi = circumference).

Circumference of circle that is 8 cm?

The circumference of circle that is 8 cm is: about 25.13 cm (diameter x pi = circumference).

What is the circumference if radius equals 3 cm?

The circumference = 18.8 cm

What is the circumference of 14cm?

43.98 cm

What is the circumference of a circle with a diameter of 84 cm?

A circumference of 263.89 cm

What is the circumference of a circle if the diameter is 10.5 cm?

A circumference of 32.99 cm

What is the circumference of a diameter of cm?

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What is the circumference of a circle that has a diameter of 4.1 cm?

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If the circumference of a circle is cm what is its diameter?

Diameter in cm = circumference/pi

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