ÓÐÖ±½ÇÁ½×é¶Ô±ß·Ö±ðƽÐÐÇÒÏàµÈµÄËıßÐÎÊÇ£¬Ê²Ã´£¿£¬³¤·½ÐΣ¬Õý·½ÐΣ¬Æ½ÐÐËıßÐÎ
¶Ô±ßƽÐÐÇÒÏàµÈµÄËıßÐÎÓÐ - - - A.³¤·½ÐÎ B.Õý·½ÐÎ C...
¶Ô±ßƽÐÐÇÒÏàµÈµÄËıßÐÎÓÐ:³¤·½ÐΡ¢Õý·½ÐΡ¢Æ½ÐÐËıßÐÎ;¹ÊÑ¡:A,B,D.
³¤·½ÐΡ¢Õý·½ÐΡ¢Æ½ÐÐËıßÐÎÖ®¼äµÄ¹ØϵÊÇʲô?
Õý·½ÐΣ¬ÊÇÌØÊâµÄƽÐÐËıßÐÎÖ®Ò»¡£¼´ÓÐÒ»×éÁÚ±ßÏàµÈ£¬²¢ÇÒÓÐÒ»¸ö½ÇÊÇÖ±½ÇµÄƽÐÐËıßÐγÆΪÕý·½ÐΣ¬ÓÖ³ÆÕýËıßÐΡ£Õý·½ÐΣ¬¾ßÓоØÐκÍÁâÐεÄ...
ÓÐÒ»¸ö½ÇÊÇÖ±½ÇµÄƽÐÐËıßÐνÐ×öʲô
Õý·½Ðκͳ¤·½ÐΡ£1¡¢Õý·½ÐÎ Õý·½ÐÎÊÇÓÐÒ»¸ö½ÇÊÇÖ±½ÇÇÒÓÐÒ»×éÁÚ±ßÏàµÈµÄƽÐÐËıßÐÎÊÇÕý·½ÐΡ£ÌØÕ÷£ºÁ½×é¶Ô±ß·Ö±ðƽÐУ»ËÄÌõ±ß¶¼ÏàµÈ£»ÁÚ±ß...
...Ò»×é¶Ô±ßƽÐÐ, - - - Á½×é¶Ô±ß·Ö±ðƽÐв¢ÇÒÏàµÈ.
Õý·½ÐΡ¢³¤·½ÐΡ¢Æ½ÐÐËıßÐΡ¢ÌÝÐζ¼ÊÇËıßÐÎ,ËüÃÇËĸöÄڽǵĺͶ¼ÊÇ360¡ã; ÌÝÐÎÖ»ÓÐÒ»×é¶Ô±ßƽÐÐ,ƽÐÐËıßÐÎÁ½×é¶Ô±ß·Ö±ðƽÐв¢ÇÒÏàµÈ.¹Ê´ð°¸Îª:Ëıß,360¡ã,ÌÝÐÎ,ƽÐÐ...
Ö¤Ã÷¶¨Àí:Ò»×é¶Ô±ßƽÐÐÇÒÏàµÈµÄËıßÐÎÊÇƽÐÐËıßÐÎ...
Ö¤Ã÷:Á¬½ÓAC,ÈçͼËùʾ:¡ßAB¡ÎCD,¡à¡Ï1=¡Ï2,ÔÚ¡÷ABCºÍ¡÷CDAÖÐ,AB=CD ¡Ï1=¡Ï2 AC=CA ,¡à¡÷ABC¡Õ¡÷CDA(SAS),¡à¡Ï3=¡Ï4,¡àAD¡ÎBC,¡àËıßÐÎABCDÊÇƽÐÐËıßÐÎ(...
ÓÐÖ±½ÇÁ½×é¶Ô±ß·Ö±ðƽÐÐÇÒÏàµÈµÄËıßÐÎÊÇ,ʲô?,³¤·½ÐÎ,Õý...
¡ßÁ½×é¶Ô±ß·Ö±ðƽÐÐÇÒÏàµÈµÄËıßÐÎÊÇƽÐÐËıßÐΣ¬ÓÖËıßÐÎÓÐÖ±½Ç£¬¡à´ËËıßÐÎÊdz¤·½ÐλòÕý·½ÐΡ£
ʲôÊÇƽÐÐËıßÐΡ¢³¤·½ÐΡ¢Õý·½ÐÎ
ÔÚͬһ¸ö¶þάƽÃæÄÚ£¬ÓÉÁ½×éƽÐÐÏ߶Î×é³ÉµÄ±ÕºÏͼÐΣ¬³ÆΪƽÐÐËıßÐΡ£Ëĸö½Ç¶¼ÊÇÖ±½ÇµÄƽÐÐËıßÐνÐ×ö³¤·½ÐÎ ËÄÌõ±ß¶¼ÏàµÈ¡¢Ëĸö½Ç¶¼ÊÇÖ±½ÇµÄËıßÐÎÊÇÕý·½ÐΡ£
ÇëÎÊËıßÐÎÓÐʲôÑùµÄͼ°¸ÄØ?
Á½×é¶Ô±ß·Ö±ðƽÐеÄËıßÐνÐ×öƽÐÐËıßÐΡ£2¡¢¾ØÐÎ ÓÐÒ»¸ö½ÇÊÇÖ±½ÇµÄƽÐÐËıßÐνÐ×ö¾ØÐÎ(rectangle)¡£3¡¢ÁâÐÎ ÓÐÒ»×éÁÚ±ßÏàµÈµÄƽÐÐËıßÐνÐ×ö...
...ÊÇÖ±½ÇµÄËıßÐÎÊǾØÐÎ;¢ÚÁ½Ìõ¶Ô½ÇÏßÏàµÈµÄËıßÐÎÊÇ...
¢Ù´íÎó,Ö±½ÇÌÝÐÎÒ²Âú×ã´ËÌõ¼þ,µ«²»ÊǾØÐÎ;¢Ú´íÎó,µÈÑüÌÝÐεĶԽÇÏßÏàµÈ,µ«²»ÊǾØÐÎ;¢Û´íÎó,Á½×é¶Ô±ß·Ö±ðÏàµÈµÄËıßÐÎÖ»ÊÇƽÐÐËıßÐÎ;¢Ü´íÎó,ÓÐÒ»¸ö½ÇÊÇ60¡ãµÄƽÐÐËıßÐÎ...