answersLogoWhite

0


Best Answer

The circumference of a circle with a radius of 20ft is: 125.7 feet (radius x 2 x pi = circumference).

User Avatar

Wiki User

14y ago
This answer is:
User Avatar
More answers
User Avatar

AnswerBot

5mo ago

The formula for the circumference of a circle is C = 2πr, where r is the radius. Substituting 8.1 for the radius, we get C = 2 * π * 8.1 ≈ 50.92. Therefore, the circumference of the circle is approximately 50.92.

This answer is:
User Avatar

User Avatar

Wiki User

14y ago

The circumference of a circle with a diameter of 10 is: 31.416. (Circumference = Pi x diameter)

This answer is:
User Avatar

User Avatar

Wiki User

14y ago

you do 6 times piwhich is 3.14

so 8 x 3.14 = 25.12 xx

This answer is:
User Avatar

User Avatar

Wiki User

14y ago

The circumference is 50.894

This answer is:
User Avatar

User Avatar

Wiki User

15y ago

x2 + y2 = 64

This answer is:
User Avatar

User Avatar

Wiki User

8y ago

Just multiply the diameter by pi.

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: If the radius of a circle is 8.1 what is the circumference?
Write your answer...
Submit
Still have questions?
magnify glass
imp