Chapter 13.2A, Problem 5A

Complete the following conversions

a. $4000{\text{ ft}}^2=\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}{\text{yd}}^2$

b. ${10}^6{\text{ ft}}^2=\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}{\text{mi}}^2$

c. $10{\text{ mi}}^2=\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{acres}$

d. $3\text{ acres}=\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}\text{\_}{\text{ft}}^2$