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标题: TTGWD 6-24 [打印本页]

作者: 獭獭 时间: 2006-8-25 22:57
标题: TTGWD 6-24

看起来很简单，却怎么也求不出正确答案，图是怎样的呢？

望大家指点~~

Q24:

On a map Town G is 10 centimeters due east of Town H and 8 centimeters due south of Town J. Which of the following is closest to the straight-line distance, in centimeters, between Town H and Town J on the map?

A. 6

B. 13

C. 18

D. 20

E. 24

作者: Laoben 时间: 2006-8-25 23:05
sqrt(10^2 + 8^2)

作者: 獭獭 时间: 2006-8-25 23:25

原来可以求近似数阿...

谢谢楼上

作者: mymengming 时间: 2006-8-25 23:34

文章让求的近似阿is closest to the straight-line distance

做题要仔细

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