1. take some string and wrap it once around the ping pong ball, make sure the string goes around the middle of the ball. pinch or mark the string where it touches the beginning of the string
2. now measure how long that segment of string is, this gives you the circumference of the ping pong ball
3. the formula to get the diameter if you know the circumference is
circumference / pi = diameter
so divide the length of the string by 3.14 and you have your diameter.
Easy as pie (ha ha)
The width of a ball is its diameter, so the diameter of a ball that is 24 cm wide is 24 cm.
how is the diameter related to the time it takes the ball to fall
The diameter of a standard tennis ball is approximately 6.7 cm.
The diameter of a standard tennis ball is approximately 6.7 cm.
In the US, a billiards ball or pool ball is 2.25 inches in diameter. This is 1.125 for its radius. The only exception is the oversize cue ball, which is 2.375 inches in diameter.
The diameter of our pumpkins increased steadily all summer until we harvested them in the fall. A tennis ball has a much smaller diameter than a basketball. The rod needs to have at least a one inch diameter for the curtains to hang properly.
it is about d`ball diameter long
Calculate the area of the ball with a diameter of 12 metres
A men's water polo ball has a diameter of .22 meters, while a women's ball is .21 meters wide.
A men's ball is about 9.55 inches (24.26 cm) in diameter and a women's ball is about 9.23 inches (23.44 cm) in diameter.
the diameter of the hand.
a netball has a diameter of 11cm