如图,在三角形ABC中,AB=AC,角A=36度.1作AC的垂直平分线DE,交AB于点E,AC于点D,连接EC.(尺规作图) 2如图,在三角形ABC中,AB=AC,角A=36度.1作AC的垂直平分线DE,交AB于点E,AC于点D,连接EC.(尺规作图)2求角ECD的度
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/13 13:47:45
![如图,在三角形ABC中,AB=AC,角A=36度.1作AC的垂直平分线DE,交AB于点E,AC于点D,连接EC.(尺规作图) 2如图,在三角形ABC中,AB=AC,角A=36度.1作AC的垂直平分线DE,交AB于点E,AC于点D,连接EC.(尺规作图)2求角ECD的度](/uploads/image/z/2614405-13-5.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAB%3DAC%2C%E8%A7%92A%3D36%E5%BA%A6.1%E4%BD%9CAC%E7%9A%84%E5%9E%82%E7%9B%B4%E5%B9%B3%E5%88%86%E7%BA%BFDE%2C%E4%BA%A4AB%E4%BA%8E%E7%82%B9E%2CAC%E4%BA%8E%E7%82%B9D%2C%E8%BF%9E%E6%8E%A5EC.%28%E5%B0%BA%E8%A7%84%E4%BD%9C%E5%9B%BE%29+2%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAB%3DAC%2C%E8%A7%92A%3D36%E5%BA%A6.1%E4%BD%9CAC%E7%9A%84%E5%9E%82%E7%9B%B4%E5%B9%B3%E5%88%86%E7%BA%BFDE%2C%E4%BA%A4AB%E4%BA%8E%E7%82%B9E%2CAC%E4%BA%8E%E7%82%B9D%2C%E8%BF%9E%E6%8E%A5EC.%28%E5%B0%BA%E8%A7%84%E4%BD%9C%E5%9B%BE%292%E6%B1%82%E8%A7%92ECD%E7%9A%84%E5%BA%A6)
x_KPƿYsrbt4Bsv63]8@l]h/ӤW~IYeΛ]>=$,N5kjx`=cNhk̼NR-lJɮ~fs߫Qǣz;g$X6 `OcP9#y4YYƏb6rz&By?jUvp;HW+uDk9wjB