A hat size of 7.375 inches corresponds to a size 7 3/8 in the U.S. hat sizing system. This size indicates a head circumference of approximately 23.125 inches. Hat sizing can vary slightly between brands, so it's always a good idea to try on hats when possible for the best fit.
Pi
21 centimeters is 8.3 inches
It is: 21*96 = 2016 square inches
A circle with a radius of 21 inches has a circumference of 131.95 inches.
6.75/7(22 inches + 56 cm) = 21 inches + 54 cm. Rounded to 2 significant figures.
They measure ur head in inches and find that hat that's an extra in in circumference
A hat size of 7.375 inches corresponds to a size 7 3/8 in the U.S. hat sizing system. This size indicates a head circumference of approximately 23.125 inches. Hat sizing can vary slightly between brands, so it's always a good idea to try on hats when possible for the best fit.
Around a 7.5
Pi
The Official Basketball Hoop size is 21 inches
8 1/2 inches is the biggest size ever made.
No a mans hat size is measured in inches and is universal to all hats.
The average adult human head circumference is about 21-23 inches (53-59 cm).
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.
The average size of a toilet is 21-30 inches wide, 14-16 inches from bowl to rim, and has a depth of 27-30 inches.
The size restrictions for 62 linear inches luggage on this airline are typically 27 inches in length, 21 inches in width, and 14 inches in height.