Cubit units have not been in serious use for at least 1000 years!
About 17 inches...
A cubit and a footstep are a type of archaic unit of length that was mostly used during the Middle Ages. It is not used as a standard unit of length today because they were not proven to be consistant lengths.
Some units include the "hand" (horses) and the "span" (great span) originally equal to half of a Roman cubit.
The ancient Egyptian units of measurement were called cubit, palm, and digit. These units were used to measure length in ancient Egypt.
it is cubit
They are the litre or a cubic metre (= 1000 litres).
Square feet are a measure of area. A square is a flat thing with no vokume. Cubit feet don't exist. Cubic feet are a measure of volume. There is no way of expressing a volume in units of area.
China
A foot is a unit of length. A cubic yard is a unit of volume. The two units are therefore incompatible.
18 inches are in a cubit.
I bought a cubit for my room.
No, a cubit is bigger