Chapter 13.2A, Problem 2A

Choose the most appropriate metric unit ( ${\text{cm}}^2$, ${\text{m}}^2$ or ${\text{km}}^2$) and English units ( ${\text{in}}^2$, ${\text{yd}}^2$ or ${\text{mi}}^2$) for measuring the area of each of the following.

a. Sheet of notebook paper

b. Quarter

c. Desktop

d. Classroom floor