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How big is a 12 mm circle?
A 12 mm circle has a diameter of 12 millimeters, which is slightly less than half an inch (approximately 0.47 inches). The radius, which is half the diameter, is 6 mm. In terms of area, the circle has an area of about 113.1 square millimeters. This size is comparable to the diameter of a large button or a small coin.
If the diameter of a circle is 24 mm what is the radius-?
The radius of a circle is always half of the distance of the diameter. If you have a 24 mm diameter - then the radius would be 12 mm.
How big is an American penny in mm?
Th American cent is 19 mm in diameter.
What is the diameter of a circle whos radius is 6mm?
d = 2r = 12 mm
How big around is 18 mm?
An 18 mm measurement is equivalent to approximately 0.71 inches. To visualize it, 18 mm is slightly larger than a US quarter, which has a diameter of about 24.26 mm. In terms of circumference, if you were to create a circle with a diameter of 18 mm, its circumference would be about 56.5 mm or 2.22 inches.
