Here's the question you clicked on:
michellemater
A cube has side length eighteen kilometers. What is its surface area? two hundred sixteen square kilometers four hundred thirty-two square kilometers one thousand nine hundred forty-four square kilometers five thousand eight hundred thirty-two square kilometers
that does not help
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Opens for me. anyhow, it's a chart of formulas for volumes and surface areas and the like. A cube has square sides, right? Find the area of a square with side length 18 km. Multiply by the number of sides on a cube. There's your answer.