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OpenStudy (anonymous):
can someone please help? A cube has side length 15 kilometers. What is its surface area? A. 180 km^2 B. 360 km^2 C. 1,350 km^2 D. 3,375 km^2
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OpenStudy (anonymous):
six sides, each with area \(15^2\) so it should be \(6\times 15^2\)
OpenStudy (anonymous):
Thank you!!
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