Volume = 4/3*pi*63 = 904.779 cubic inches rounded to 3 d.p.
a cylinder is like a soup can. and a cone is like a party hat.
R^2sin(theta)d(theta)d(phi)(r-hat)
It is 78 cubic inches.
Pi
According to http://mathworld.wolfram.com/RadiusVector.html the radius vector (often written as r hat, or the letter r with a carrot ^ over it) is just the distance from the origin to the point of interest. So the magnitude is the distance between the point and the origin, and the direction is the direction from the origin to the point.
A cone could be a party hat && a sphere couldd be a bowling ball.
a cylinder is like a soup can. and a cone is like a party hat.
R^2sin(theta)d(theta)d(phi)(r-hat)
They measure ur head in inches and find that hat that's an extra in in circumference
Four inches
A Colonial hat is east to make with a piece of felt that is about 12 inches X 12 inches for a juvenile size, and about 16 inches X 16 inches for an adult hat. Lay the felt piece flat and take three corners of the felt and pin them together then tuck in the last corner under the pin.
make a hat
Black cowboy hats are the highest national volume but in the state of Texas the brown hat is the highest grossing.
Why do you need to know that? The hard hat isn't on poptropica besides nabooti island which you get the hard hat for the safir picture taking thing.
6.75/7(22 inches + 56 cm) = 21 inches + 54 cm. Rounded to 2 significant figures.
It is 78 cubic inches.
No a mans hat size is measured in inches and is universal to all hats.