Godinez: In the past, land was sometimes measured by the amount of time required to plow it  Thus, two plots of equal physical dimensions were considered unequal if one was more difficult to plow than the other  However, knowing how long an area takes to plow reveals little about how many apartment complexes it can hold
Ttherefore, it became necessary to adopt new measures of land, such as acreage, when land uses diversified
Some plots of land that would have been considered unequal by plowing-time measurements are of equal physical dimensions.