2.2
Diameter is half of the radius. Times it by 2.
2.54cm(254mm)
Oh, dude, it's like super simple. So, the diameter of a circle is just the distance across it, right? And the width is just the distance from one side to the other. So, to convert diameter into width, you just divide the diameter by pi. Easy peasy!
Divide the circumference by Pi (3.1416)
50 diameter to length
2.2
381mm (H) X 254mm (W)
To convert diameter to area , you will need to divide the diameter by two so as to get the radius. The result you get, square it and them multiply it by 3.14 to find the area.
Diameter is half of the radius. Times it by 2.
254mm is 25.4cm (divide mm by 10).
381mm (H) X 254mm (W)
Ddryy
2.54cm is 1 inch 254mm is 1 inch
2.375
25.5mm
2.54cm(254mm)