# Chapter 3 - Section 3.4 - Volume and Area - Exercise - Page 147: 45

0.085 $km^2$

#### Work Step by Step

$85,000m^2=85,000m^2\times(\frac{1km}{1000m})^2=85,000m^2\times\frac{1km^2}{1,000,000m^2}=\frac{85,000}{1,000,000}km^2=0.085km^2$

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