314.1592653589793 cm3
Using 3.14 as Pi the area of circle is: 78.5
10cm
20 cm
it is half the diameter e.g 10cm diameter = 5 cm radius
314.1592653589793 cm3
78.54 square cm
The circumference of a circle with a diameter of 10cm is: 31.42 cm (C = d x Pi)
The area of a 10cm circle is 314.16cm2 ( squared)
Using 3.14 as Pi the area of circle is: 78.5
10cm
20 cm
20 cm
Radius = diameter/2 = 5 cm
10cm or 0.05meters
it is half the diameter e.g 10cm diameter = 5 cm radius
The circumference of a 10cm circle is: 31.42cm (C = d x Pi).