.15 is a pure number, without any units. It has no length, no width, no height.
30 inches
The line is 15 inches.
The Hummer H1 is 184.5 inches long ( 15 ft 9 inches)
10 - 15 inches long
15 centimeters is 5.91 inches.
Well, honey, if the head is as long as the tail, that means each is 15 inches. If you double the head length to 30 inches and keep the tail at 15 inches, you get a total of 45 inches, with the body being 18 inches. So, the head is 30 inches, the tail is 15 inches, and the body is 18 inches. Voilà!
The Hummer H1 is 184.5 inches long ( 15 ft 9 inches)
that would be around 21 inches
15 inches long
The volume of 25 inches times 15 inches times 10 inches is 3750 cubic inches.
8.5 inches
1.5 inches is 3.8 centimeters.