#### 545.18
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- \[ d = \frac{1}{2}(0 + 60)(10) = 300 \text{ meters} \]
- \[ a = \frac{v - u}{t} = \frac{60}{10} = 6 \text{ m/s}^2 \]
- #### 300The geographer observed that a coastal region has lost 12% of its wetlands every decade due to rising sea levels. If the region originally had 800 square kilometers of wetlands, how many square kilometers will remain after 30 years?
- #### 312
- #### 0.25
- #### 812.25
