The best advice I can give you is write a letter to a zipper manufacturer such as YKK, JNZipper, or Supreme Zipper Industry
nine inches isn't even as long as 1 foot 1 foot is 12 inches long
Until you are 4 foot nine
Most railroad class 1 ties are six inches by eight inches by eight foot long. Hard wood ties can either be eight foot six inches or eight foot. Crossing ties can be nine foot long Switch ties can be up to 26 feet long
There aren't any square feet in nine feet. Square feet are 1 foot wide by 1 foot long. Nine feet is nine feet. You don't give any width or depth for someone to calculate. If you took your nine feet and cut it into one foot lengths you would be able to make two and one fourth, one square foot boxes if that's what your question is.
it is nine twelfths of a foot.
All you do is multiply 9 by 9 ...
"Now the specs are different depending on which bowflex home gym you are looking at. The bowflex revolution is six foot tall, nine foot long, and three foot wide."
The zippers are on the back.
Zippers
No. Pull ons. Zippers rust.
Zippers don't have a 'hand'.
There were 11 zippers on the jacket