题目点PPP,QQQ分别在直线ABABAB,CDCDCD上,且ABABAB∥CD,CD,CD,点PPP到CDCDCD的距离为7cm7cm7cm,则点QQQ到ABABAB的距离( )A.大于7cm7cm7cmB.小于7cm7cm7cmC.等于7cm7cm7cmD.不能确定知识点:点到直线的距离章节:图形的性质 / 相交线与平行线