18. A unit of area, often used in measuring land areas, is the hectare, defined as 104 m². A new open-pit copper mine in
Posted: Fri May 06, 2022 11:53 am
18. A unit of area, often used in measuring land areas, is the hectare, defined as 104 m². A new open-pit copper mine in North-Western Province plans to excavate 75 hectares of land, down to a depth of 26 m, each year. What volume of earth, in cubic kilometers, would be removed during this time?