GMAT 考满分题库

- 数学PS -

In the figure above, AC passes through the center of the square ABCD, and CE is perpendicular to AC. What is the minimum number of degrees the square must be rotated so that BC will be parallel to EC?

  • A

    45

  • B

    90

  • C

    135

  • D

    180

  • E

    270

显示答案
正确答案: A

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