如图,河对面有铁塔AB,在C处测得塔顶A的仰角为30度,向塔前进14米到达D,在D处测A的仰角为45度,求铁塔高给一个解题的思路,我看到这题有点晕
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 02:55:09
![如图,河对面有铁塔AB,在C处测得塔顶A的仰角为30度,向塔前进14米到达D,在D处测A的仰角为45度,求铁塔高给一个解题的思路,我看到这题有点晕](/uploads/image/z/5206421-29-1.jpg?t=%E5%A6%82%E5%9B%BE%2C%E6%B2%B3%E5%AF%B9%E9%9D%A2%E6%9C%89%E9%93%81%E5%A1%94AB%2C%E5%9C%A8C%E5%A4%84%E6%B5%8B%E5%BE%97%E5%A1%94%E9%A1%B6A%E7%9A%84%E4%BB%B0%E8%A7%92%E4%B8%BA30%E5%BA%A6%2C%E5%90%91%E5%A1%94%E5%89%8D%E8%BF%9B14%E7%B1%B3%E5%88%B0%E8%BE%BED%2C%E5%9C%A8D%E5%A4%84%E6%B5%8BA%E7%9A%84%E4%BB%B0%E8%A7%92%E4%B8%BA45%E5%BA%A6%2C%E6%B1%82%E9%93%81%E5%A1%94%E9%AB%98%E7%BB%99%E4%B8%80%E4%B8%AA%E8%A7%A3%E9%A2%98%E7%9A%84%E6%80%9D%E8%B7%AF%2C%E6%88%91%E7%9C%8B%E5%88%B0%E8%BF%99%E9%A2%98%E6%9C%89%E7%82%B9%E6%99%95)
xՓ[@ǿʆd:m5tJ|#^TecA&^,Fʥ~副>i2i~d&AgT&^eKޛ'yTEoh~yo}Ogzus](wsٗk**{PX});fgkqoafs
rV|wa#)٬0Wo8@2 D0id\:TC)QЕ40 t]u3diNH34**-@j<
ř&0z{^t
ZNĮY۰