It means that the sum of the length, breadth and height of the luggage is 45 inches. The individual measurements cannot be determined.
Standard is 22x15x8 inches. add them together and you get your 45 linear inch suitcase
The question is seriously misguided. A linear inch is the same as an inch. So 30 inches has always been equal to 30 linear inches and never 45 linear inches. So the issue of "still" does not arise.
45. The inch is a linear measurement, so the adjective is unnecessary.
1 cubic inch is 16.387064 cubic centimeters. 1 cubic centimeter is 0.06102374409 cubic inches.
45 linear inches is simply a length of 45 inches.
Linear inches is a term used by the airline industry in order to measure baggage allowances. The linear inch measurement is determined by adding the length, width, and height of the item in inches. For instance a 20" square box that is 5" tall would be 20 + 20 + 5 arriving at a total of 45 linear inches.
114 centimeters are 44.8818897638 inches. Forget "linear". All inches are a linear measure of length. Scroll down to related links and look at "Inches - feet - yards - millimeters - centimeters - meters". Linear inch is a fantasy word from the airliners. It means: X linear inches = length + width + depth (measured in inches). Inches are still inches.
* The maximum size carry-on bag for most airlines is 45 linear inches (the total of the height, width, and depth of the bag). Anything larger should be checked. * No oversize packages or luggage can be stowed onboard. Iberia airlines specifically: carry on 45 linear inches and 22 pounds limit check in 62 linear inches and 50 pounds limit
It is a length of 45 feet.
45 linear yards=135 linear ft. 45 sq. yards=405 sq. ft.
The maximum size most airlines will allow for a carry on bag is 45 linear inches. To measure the linear inches, total of the height, width, and depth of the bag in inches. Some airlines may be different so it is always best to check with them before you fly.
45 linear inches 45 inches.