A king from the Roman Empire
Some are and some aren't. A classroom ruler is usually 12 inches (one foot), but there are longer and shorter rulers, so it's hard to make a generalization about how long they all are.
58 in. is what my math teacher told me so that is probably right
19 cm
12 inches is a foot or 30.48 centimeters or 0.3048 meters.
20000000000000000000
1,213.8 centimeters.
138 centimeters is 1.38 meters.
138cm is 4.53 feet.
My foot is actually about 1 foot long!
A long time ago a king wanted to see how long his foot was. His foot was exactly 12 feet long so he called that a foot.
If your foot is twelve inches long then yes it is. The word foot was used to establish the measurement "a foot" because it is the approximate size of a mans foot.
My foot
foot long pulse tail
A piece of plank that is 240 inches long is 20 foot long.
1.38 meters about the size of a ten year old 138cm is 54.3 inches, 4.5 feet or 1.5 yards.
yoiu should check with the show you want to go to as they have different rules!