javaMath.abs和Math.sqrtclassLine{doublep1x;doublep2x;doublep1y;doublep2y;publicLine(doublep1x,doublep1y,doublep2x,doublep2y){this.p1x=p1x;this.p2x=p2x;this.p1y=p1y;this.p2y=p2y;}publicStringtoString(){

问题：javaMath.abs和Math.sqrtclassLine{doublep1x;doublep2x;doublep1y;doublep2y;publicLine(doublep1x,doublep1y,doublep2x,doublep2y){this.p1x=p1x;this.p2x=p2x;this.p1y=p1y;this.p2y=p2y;}publicStringtoString(){returnquot;(quot;+p1x+quot;,quot;+p1y+quot;)-(

答案：↓↓↓

崔立志的回答：

网友采纳　　已运行（未作修改）.运行结果：　　(10.5,20.1)-(100.0,50.0)　　94.36238657431254　　(-1.0,0.0)-(0.0,1.0)　　1.4142135623730951