Want this question answered?
21.99
It is: 9*pi which is about 28.274 inches
I think my grandpaents dies to minutees
Circumference of disc: 9*pi = 28.274 inches to three decimal places
A standard compact disc is 120 millimeters in diameter (or approximately 4.72 inches).
21.99
d=9.5541401 in.
It is: 9*pi which is about 28.274 inches
Circumference of a disc: 2*pi*radius or pi*diameter
Approximately 37.68 inches. The formula is the value of Pi times the diameter of the cirle. Pi rounds to 3.14. Thus 12 X 3.14 = 37.68.
I think my grandpaents dies to minutees
25 cm
Circumference of disc: 9*pi = 28.274 inches to three decimal places
A standard compact disc is 120 millimeters in diameter (or approximately 4.72 inches).
mini disk
In men's competition, the disc is 220 millimeters in diameter (8 2/3 inches) and weighs 2 kilograms (4 pounds 7 ounces). In women's competition, the disc is 181 millimeters in diameter (7 1/6 inches) and weighs 1 kilogram.
Flying disc was created in 1948.