在如图的直角坐标系中描出下列各点：A（4，3），B（-2，3），C（-4，-1），D（2，-3
\u5728\u76f4\u89d2\u5750\u6807\u7cfb\u4e2d\uff0c\u63cf\u51fa\u4e0b\u5217\u5404\u70b9\uff1aA\uff084\uff0c3\uff09\uff0cB\uff08-2\uff0c3\uff09\uff0cC\uff08-4\uff0c-1\uff09\uff0cD\uff082\uff0c-2\uff09\uff0cE\uff080\uff0c-3\uff09\u3002\u89e3\uff1a\u5982\u56fe\u6240\u793a\uff1a \u3002
\u89e3\uff1a\u2235A\uff08-4\uff0c4\uff09B\uff08-2\uff0c2\uff09C\uff083\uff0c-3\uff09D\uff081\uff0c-1\uff09E\uff08-3\uff0c3\uff09F\uff080\uff0c0\uff09\uff0c\u2234\u5404\u70b9\u7684\u6a2a\u7eb5\u5750\u6807\u4e92\u4e3a\u76f8\u53cd\u6570\uff0c\u7c7b\u4f3c\u7684\u70b9\u6709\uff1a\uff084\uff0c-4\uff09\uff0c\uff082\uff0c-2\uff09\uff0c\uff08-3\uff0c3\uff09\uff0c\uff08-1\uff0c1\uff09\uff0c\uff083\uff0c-3\uff09\u7b49\uff0e
如图所示．绛旓細濡傚浘鎵绀猴紟
绛旓細瑙ｏ細
绛旓細锛1锛夋墍鐢诲浘褰濡傚浘鎵绀猴細瀹冨儚涓妫垫澗鏍戯紟锛2锛夋í鍧愭爣鍔6锛岀旱鍧愭爣鍑3锛屽钩绉诲悗鍥惧舰濡傚浘鎵绀猴細
绛旓細瑙ｏ細锛1锛濡傚浘鎵绀猴細鍚勭偣鐢ㄧ嚎娈典緷娆¤繛鎺ヤ负鍙充晶鍥撅紱瑙傚療鎵寰楀浘褰紝鍍忛缈旂殑灏忛笩锛堢瓟妗堜笉鍞竴锛夛紱锛2锛夌旱鍧愭爣淇濇寔涓嶅彉锛屾í鍧愭爣鍒嗗埆涔橈梗1锛屽緱鍒扮殑鍥句负鍥句腑宸︿晶鍥炬锛
绛旓細瑙ｏ細锛1锛夋弿鐐瑰鍥炬墍绀猴細 锛涳紙2锛墆杞存槸AB銆丆D鐨勫瀭鐩村钩鍒嗙嚎锛涳紙3锛夊凡鐭ョ偣鐨鍧愭爣瑙勫緥鏄疉涓嶣锛孋涓嶥鐨勬í鍧愭爣浜掍负鐩稿弽鏁扮旱鍧愭爣鐩稿悓锛涚偣锛坅锛1锛夛紝锛-a锛1锛夊叿澶囦笂杩拌寰嬶紝鎵浠杞存槸锛坅锛1锛夈侊紙-a锛1锛変袱鐐圭殑杩炵嚎鐨勫瀭鐩村钩鍒嗙嚎銆
绛旓細濡傚浘鎵绀猴紟
绛旓細濡傚浘,鍦鐩磋鍧愭爣绯讳腑:(1)鎻忓嚭涓嬪垪鍚鐐,骞跺皢杩欎簺鐐圭敤绾挎渚濇杩炴帴璧锋潵:(-2,4),(-3,8),(-8,4),(-3,1),(2,4);(2)浣滃嚭(1)涓殑鍥惧舰鍏充簬y杞寸殑瀵圭О鍥惧舰... 濡傚浘,鍦ㄧ洿瑙掑潗鏍囩郴涓:(1)鎻忓嚭涓嬪垪鍚勭偣,骞跺皢杩欎簺鐐圭敤绾挎渚濇杩炴帴璧锋潵:(-2,4),(-3,8),(-8,4),(-3,1),(2,4);(2)浣滃嚭(1...
绛旓細瑙ｏ細锛1锛堿鐐瑰埌鍘熺偣O鐨勮窛绂绘槸3锛涳紙2锛夊皢鐐笲鍚憍杞寸殑璐熸柟鍚戝钩绉6涓崟浣嶏紝瀹冧笌鐐笴閲嶅悎锛涳紙3锛夎繛鎺D锛屽垯鐩寸嚎BD涓巠杞村钩琛岋紟锛4锛夌偣E鍒嗗埆鍒皒銆亂杞寸殑璺濈鏄6鍜5锛庢晠绛旀涓猴細4锛汣锛
绛旓細瑙ｏ細濡傚浘
绛旓細濡傚浘鎵绀猴細鏄簲瑙掓槦锛
