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[Data Sufficiency]

试题详情

题目:

Jack wants to use a circular rug on his rectangular office floor to cover two small circular stains, each less than square feet in area and each more than 3 feet from the nearest wall. Can the rug be placed to cover both stains?
  1. Jack’s rug covers an area of 9π square feet.
  2. The centers of the stains are less than 4 feet apart.

选项:

A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B、Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C、BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D、EACH statement ALONE is sufficient.
E、Statements (1) and (2) TOGETHER are not sufficient.

答案:

C

提问:

345.OG解析中条件1的解释没有看懂,为什么说圆的中心在midpoint上就能覆盖?2.2是怎么得出的?我算的中点距离为社么是2-0.1=1.9? 这道题如果用图表示的话是什么意思?画了半天没有画的话我能明白

解答:

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解答: 徐小梅

提问:

345.OG解析中条件1的解释没有看懂,为什么说圆的中心在midpoint上就能覆盖?2.2是怎么得出的?我算的中点距离为社么是2-0.1=1.9? 这道题如果用图表示的话是什么意思?画了半天没有画的话我能明白

解答:

点赞0
阅读1316
解答: 徐小梅老师

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