GWD5-24

由 **邁向高等學府** » 2005-05-08 18:15

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

答案為B，為什麼呢？

由 JS » 2005-05-08 19:19

Which of the following is closest to the straight-line distance

由 **gimmy03** » 2005-06-23 16:12

sorry.. 我太了解題意
哪位同學可以幫忙解說並解答一下呢? Thank u... 8-)

由 **kigosam** » 2005-06-23 16:34

G為出發點
兩個城市分別離她8 跟10公分
直角三角形求斜邊長
八平方加十平方等於164
13的平方為169最接近
所以選她

由 **nicoleliu** » 2005-06-23 16:36

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?

是說G 是在H的東邊10cm, 在J的南邊8cm
問H跟J的距離為幾cm(最相近值)?
你把圖畫一畫, 就會發現這是要求直角三角形的斜邊=開根號(8^2+10^2)=13(接近值)

由 **gimmy03** » 2005-06-23 16:38

由 **Annesft** » 2005-06-25 00:30

喔...原來我一直把CLOSE的意義誤會了...

GWD5-24

GWD5-24

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