GMAT 考满分题库

- 数学PS -
A certain right triangle has side lengths x, y, and z, where x=y. If the area of this triangular region is 5, which of the following is the value of x?
  • A\sqrt{5}
  • B\sqrt{10}
  • C2\sqrt{5}
  • D5
  • E10
显示答案
正确答案: B

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