You can either measure it in inches and convert it to centimeters, or most rulers come with both a standard and metric system side.rcum
The formula for finding the circumference is Pi x Diameter
The diameter is a straight line from one side of the circle to the other, passing through the central point.
Pi to 4 decimal places is 3.1416
If, for example, your diameter is 10cm, you would multiply 10 by 3.1416, which would give you 31.416, or 31.42 rounded to 2 decimal places.
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The formula to find Circumference is: C = Pi x D (Pi is 3.1416 and D is Diameter). Hence, 3.1416 x 45 = 141.372 cm Square centimeters (sq cm) are a measure of area. Circumference is measured in linear centimeters not square centimeters. The answer is 141.372 cm.The circumference of a circle is Î *d.The circumference of a circle with a diameter of 45 centimeters would be 45Î cm.
A circle with a radius of 2.8 centimeters has a circumference of 17.59 centimeters.
The diameter of a circle that has a circumference of 125 centimeters is: 39.79 cm (circumference divided by Pi = diameter).
If radius of a circle is 9 centimeters the circumference would be: 56.55 cm (r x 2 x Pi = circumference).
Well, isn't that just a happy little question! To find the diameter of a cylinder when you know the circumference, you can use the formula: diameter = circumference / π. So, for a circumference of 45 centimeters, the diameter would be 45 / π ≈ 14.32 centimeters. Just remember, there are no mistakes, just happy little accidents in math!