Mathematics, 29.09.2020 22:01 HahaHELPP

. The Grand Canyon is approximately 2^9 kilometers long. Mariner Valley is a canyon on Mars that is approximately 2^12 kilometers long. About how many times longer is Mariner Valley than the Grand Canyon? (25 points)
a)2
b)2^3
c)2^21
d)2^108

Answers: 2

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