Question 12 • *CR CCSS Math 2 S2 [M2960OX]
The volume ratio of the smaller solid to the larger solid is 210 ÷ 1,680 = 1/8. For similar solids, surface areas scale by the square of the linear scale factor, so the surface area ratio is (1/8)^(2/3) = 1/4. The smaller surface area is 856 × 1/4 = 214 m², so the answer is 214 m².
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