{| ! style="PADDING-RIGHT: 1em; BORDER-TOP: #ccd2d9 1px solid; PADDING-LEFT: 0px; PADDING-BOTTOM: 0.3em; VERTICAL-ALIGN: top; PADDING-TOP: 0.3em; TEXT-ALIGN: left" | Mass: | 5.670 g (0.182 troy oz) ! style="PADDING-RIGHT: 1em; PADDING-LEFT: 0px; PADDING-BOTTOM: 0.3em; VERTICAL-ALIGN: top; PADDING-TOP: 0.3em; TEXT-ALIGN: left" | Diameter: | 24.26 mm (0.955 in) ! style="PADDING-RIGHT: 1em; PADDING-LEFT: 0px; PADDING-BOTTOM: 0.3em; VERTICAL-ALIGN: top; PADDING-TOP: 0.3em; TEXT-ALIGN: left" | Thickness: | 1.75 mm (0.069 in) |}
Twelve inches is a length. It can be a diameter, but if it is a diameter, you would simply say 'The circle is 12 inches diameter'. So; how big is it - it is 12 inches.
The diameter of the circle will be: 26.1 inches.
If a circle has a diameter of 12.8 inches its circumference is: 40.21 inches (circumference = diameter x Pi).
The circumference of a circle if its diameter is 20 inches is: 62.83 inches (diameter x Pi = circumference).
If the circumference of a circle is 75 inches, the diameter is: about 23.87 inches. (diameter = circumference divided by pi).
the quarter
The US coin "quarter" (25 cents) is 0.955" in diameter, 0.069 inches thick
4 and a quarter inches.
No. It is 0.955 inches in diameter.
24.26 mm (0.955 US inches)
The US coin "quarter" (25 cents) is 0.955" in diameter, 0.069 inches thick
There are 25.4 millimetres in an inch. Therefore a millimetre is 0.03937 inches. To find out how many quarter inches are in a millimetre, you'd multiply by 4 as there are 4 quarters in a unit. 0.03937*4 is 0.1575 quarter inches in a millimetre.
2.5 cm or 25 mm
The measurement of 4 mm in diameter is equal to 0. 1575 inches in diameter. It is also equal to 0. 4 centimeters in diameter.
The diameter is 24.26 mm (0.955 inches) Note that a quarter is circular so it doesn't actually have a length, which describes linear distance.
My ruler is not that accurate, but it looks like 15/16 to me.
The inches in a diameter = 2 X inches in the radius. Or, inches in a diameter = inches in circumference / pi