1. m³
2. cm³
3. s³
A unit of measurement is a definite magnitude of a quantity, defined and adopted by convention or by law, that is used as a standard for measurement of the same kind of quantity.
1. Volume is measure in m³
2. volume of a rectangular pencil case in cm³
3. V = s x s x s or s³
Learn more about volume here:
https://brainly.com/question/1324203
#SPJ1