A.85.76m,128.53m B.14.24m,-28.53m C.-14.24m,28.53m D.-85.76m,-128.53m
A.-0.550 B.45.450 C.46.550 D.46.000
A.絕對(duì)值相等,符號(hào)相同 B.絕對(duì)值不等,符號(hào)相反 C.絕對(duì)值相等,符號(hào)相反 D.絕對(duì)值不等,符號(hào)相同