如图,在直角坐标系中,△ABC各顶点的坐标分别为A(0,根号3),B(-1,0),C(1,0),若△DEF各顶点的坐标分别为D(根号3,0),E(0,1),F(0,-1),则下列判断正确的是A.△DEF由△ABC绕O点顺时针旋转90°
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 13:23:35
![如图,在直角坐标系中,△ABC各顶点的坐标分别为A(0,根号3),B(-1,0),C(1,0),若△DEF各顶点的坐标分别为D(根号3,0),E(0,1),F(0,-1),则下列判断正确的是A.△DEF由△ABC绕O点顺时针旋转90°](/uploads/image/z/1038702-30-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E2%96%B3ABC%E5%90%84%E9%A1%B6%E7%82%B9%E7%9A%84%E5%9D%90%E6%A0%87%E5%88%86%E5%88%AB%E4%B8%BAA%EF%BC%880%2C%E6%A0%B9%E5%8F%B73%EF%BC%89%2CB%EF%BC%88-1%2C0%EF%BC%89%2CC%EF%BC%881%2C0%EF%BC%89%2C%E8%8B%A5%E2%96%B3DEF%E5%90%84%E9%A1%B6%E7%82%B9%E7%9A%84%E5%9D%90%E6%A0%87%E5%88%86%E5%88%AB%E4%B8%BAD%EF%BC%88%E6%A0%B9%E5%8F%B73%2C0%EF%BC%89%2CE%EF%BC%880%2C1%EF%BC%89%2CF%EF%BC%880%2C-1%EF%BC%89%2C%E5%88%99%E4%B8%8B%E5%88%97%E5%88%A4%E6%96%AD%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AFA.%E2%96%B3DEF%E7%94%B1%E2%96%B3ABC%E7%BB%95O%E7%82%B9%E9%A1%BA%E6%97%B6%E9%92%88%E6%97%8B%E8%BD%AC90%C2%B0)
xTNQ~B0k;BRZ̬*RW@JRh+[BЖH|3g̀Ѩ(^pw9&Giֱya-;k7t}^=DP1m]F;Fjt4U3vQ4 lRoK+w\{~]r)ܲk9z`V{s
tiT3ϺX1{n.E( ƉG+H ZX8+d~`ѿjBa@'\nem;9Z$ڂlʺE{}Fւ٪$WR
]GMhجd<#]>?)