Cavali's Principle states that if a family of parallel
planes gives equal cross-sectional areas for two solids
S1 and S2 then the volumes of S1 and S2 are equal.
prove this principle.
這個證明我忘記抄了,誰可以教我啊? 謝啦^^
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※ 編輯: fuyen6 來自: 61.70.157.98 (03/28 16:46)