測量的前方交會法 - 土木

By Leila
at 2013-05-07T21:48
at 2013-05-07T21:48
Table of Contents
寫考古題時
前方交會法遇到一個問題想請問大家
已知:A B 點座標 角BAC 角ABC
待求:C點座標
我的問題:如何知道C點在AB線段上的哪一側?
例如若AB是南北走向 那麼如何知道C點在AB線段的東側還是西側?
似乎從已知條件看來 東側跟西側好像都對?
有給圖的題目是沒問題 但有的題目不會給圖要怎麼判斷?
還是說兩側的答案都算對?
--
前方交會法遇到一個問題想請問大家
已知:A B 點座標 角BAC 角ABC
待求:C點座標
我的問題:如何知道C點在AB線段上的哪一側?
例如若AB是南北走向 那麼如何知道C點在AB線段的東側還是西側?
似乎從已知條件看來 東側跟西側好像都對?
有給圖的題目是沒問題 但有的題目不會給圖要怎麼判斷?
還是說兩側的答案都算對?
--
Tags:
土木
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