If you are estimating the area of an irregular shape using small squares and want to ensure that no part of the true area is missed, what should you do?

Question

Accepted Answer

Ensure there are no white areas visible by adding more small squares.. when estimating area using small squares, if you want to ensure no part of the true area is missed (i. e. , over-estimate), you must add enough small squares so that no white space remains visible within the boundary.