摘要:7.在平面直角坐标系中有两点A.B(3.2).C是坐标轴上的一点.若△ABC是直角三角形.则满足条件的点C有······················································································································ A.3个 B.4个 C.5个 D.6个
网址:http://m.1010jiajiao.com/timu_id_2041124[举报]