A unit of area often used in measuring land areas is the

Reference no: EM13635297

A unit of area, often used in measuring land areas, is the "hectare", defined as 104 m2. An open-pit coal mine consumes 83 hectares of land, down to a depth of 27 m, each year. What volume of earth, in cubic kilometers, is removed in this time?

Reference no: EM13635297

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