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8. A solid cube of side 12 cm is cut into eight cubes of equal volume. What will be the side of the new cube? Also, find the ratio between their surface areas.

Harshit Singh , 4 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati

Last Activity: 4 Years ago

Volume of the original cube = (12)s ema = 1728 ems. Volume of one small cube = 1728 cm3 = 216 ems. -- 8 Side of small cube = 216 cm = 6 cm. Surface area of the original cube Surface area of a small cube 6(12>2 4 = 6(6)2 = 1 Hence, the requiled ratio is 4 : 1.
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