操場 - 拼圖
By Kristin
at 2007-12-17T18:01
at 2007-12-17T18:01
Table of Contents
有一個周長1km的操場
若兩個半弧部份長度和兩個直線部分長度相同
今天有兩個選手
A選手跑了500m後
B選手以相同速度在A選手起跑位置同方向開始跑
請問彼此的直線距離最長和最短各為多少?
--
若兩個半弧部份長度和兩個直線部分長度相同
今天有兩個選手
A選手跑了500m後
B選手以相同速度在A選手起跑位置同方向開始跑
請問彼此的直線距離最長和最短各為多少?
--
Tags:
拼圖
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By Regina
at 2007-12-22T04:13
at 2007-12-22T04:13
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at 2007-12-22T14:23
at 2007-12-22T14:23
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at 2007-12-27T02:23
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