Answer:
10) c = 87.92
15) c = 272806.34
Explanation:
10) radius = 14 in 15) diameter = 86881 mi
c = ℼ × 2 × r c = ℼ × d
c = 3.14 × 2 × 14 c = 3.14 × 86881
c = 87.92 c = 272806.34
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