AMC 8 1991 Problem 5

AMC8 1991 年第 5

四边形与多边形★★☆☆☆
Problem A "domino" is made up of two small squares: Which of the "checkerboards" illustrated below CANNOT be covered exactly and completely by a whole number of non-overlapping dominoes?
一块"多米诺"骨牌由两个小正方形组成: 下面哪块"棋盘"不能被整数块不重叠的多米诺骨牌完全精确地覆盖?
  1. A.3×4
  2. B.3×5
  3. C.4×4
  4. D.4×5
  5. E.6×3

正确答案 · Correct Answer

B

解析 · Solution

解析整理中

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