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An ordinary pencil is one example.
A cent (penny) is circular so the "greatest distance" is simply its diameter. Since 1858, all US cents have had a diameter of 19.05 mm.
d = 2r = 12 mm
216 mm3
It is a diameter of 39.37 cm.
An ordinary pencil is one example.
6mm
A cent (penny) is circular so the "greatest distance" is simply its diameter. Since 1858, all US cents have had a diameter of 19.05 mm.
3.85
8mm
d = 2r = 12 mm
6mm obvious
Area = pi*32 = 28.274 square mm to 3 d.p.
6mm is a quarter inch.
216 mm3
they shoot small plastic BB's ranging from .18 to .26 grams and are 6mm in diameter.
A 6mm stone is a measurement of its diameter, while carats refer to the weight of a gemstone. A 1 carat diamond is equal to 0.2 grams, regardless of its size. Size and weight are independent factors when comparing stones.