Any metric unit would do. But it might be easier to pick something smaller than the length of the pencil, like a centimeter, or a millimeter.
it is in the us customary unit or else we wouldnt be learning about. there for it is in the us customary unit.
Depends on how long the pencil is.
It would be yards.
feet
what is the customary unit of length
2.5
The ounce.
Probably Centimeters
Inches.
Miles.Miles.Miles.Miles.
A customary unit of length, which has 4 letters and starts with m, is mile.
which is a better estimate for length of a pencil
The centimetre.
Centimeters
Centimeters
Centimetre