½¨ÒéABCGÊÇʲôÒâ˼?

ABCGµÄÒâ˼¿ÉÒÔÒò¾ßÌåÇé¾³¶øÒ죬½¨ÒéÔÚʹÓÃÉÏÐèÒªÃ÷È·Æä±³¾°¡¢Óï¾³ºÍÄ¿µÄ£¬ÒÔÈ·±£¶Ô·½Àí½âÕýÈ·¡£ABCG¿ÉÄÜÊÇÒ»¸ö¼ò»¯µÄ´Ê×飬»òÊÇÒ»Ìõ¹«Ë¾ÄÚ²¿Á÷³Ì¹æ¶¨£¬Ò²¿ÉÄÜÊÇÒ»ÖÖÉÌÒµ...


ABCGʽµÄ´ÊÓïÓÐÄÄЩ

abccʽµÄ´ÊÓï £ºÌìÍø»Ö»Ö¡¢´óÃû¶¦¶¦¡¢Ð¡ÐÄÒíÒí¡¢°×·¢²Ô²Ô¡¢ÒéÂ۷׷ס¢ÏëÈë·Ç·Ç¡¢Éú»ú²ª²ª¡¢Å­Æø³å³å¡¢·ç³¾ÆÍÆÍ¡¢°×Ñ©°¨°¨¡¢µÃÒâÑóÑó¡¢Æø´­ÓõÓõ¡¢ÎÄÖʱò±ò¡¢È˲żüá¢ÑÔÖ®...


Èçͼ,¾ØÐÎABCGÖÐ,µãDÊÇAGµÄÖеã,µãEÊÇABÉÏÒ»µã,ÇÒBE=...

Ö¤Ã÷:(1)¡ßµãDÊÇAGµÄÖеã,¡àGD=AD,ÔÚ¡÷CDGºÍ¡÷BDAÖÐ,CG=AB¡ÏCGD=¡ÏBAD=90¡ãGD=AD,¡à¡÷CDG¡Õ¡÷BDA(SAS),¡àBD=CD;(2)ÑÓ³¤ED,CG½»ÓÚµãH,ÔÚ¡÷DGHºÍ¡÷DAEÖÐ,...


ÔÚ¾ØÐÎABCGÖÐ,µãDÊÇAGµÄÖеã,µãEÊÇABÉÏÒ»µã,ÇÒBE=BC...

½â´ð:½â:(1)¡ßËıßÐÎABCGÊǾØÐÎ,DE¡ÍDC,¡à¡ÏEBD+¡ÏEDC=90¡ã+90¡ã=180¡ã,¡ÏBED+¡ÏEDC=180¡ã,¡àBCDEÊÇÔ²µÄÄÚ½ÓËıßÐÎ,ÓÖ¡ßBE=BC,¡à¡ÏEDB=¡ÏCDB,¡àBDƽ·Ö¡ÏCDE...


¹¤³ÌÁ¦Ñ§ÎÊÌâ!! ¸ÕÐԸ˼þABCG,AΪһ½Â½Ó...

ABCG¸ËÊǸÕÌ壬ÆäÖáÏß±£³ÖÖ±Ïߣ¬ÓÉͼÖеļ¸ºÎ¹Øϵ֪£º¡÷CD/¡÷BE =AC/AB =0.65m/0.4M =1.625, ´úÈë¢ÛµÃ£ºCD¸ÖÀÂÀ­Á¦Ncd =1.625Fbe...


ÁúÅ®Æ͵ļÇʱ¾cg¹¥ÂÔ - °Ù¶È¾­Ñé

·½·¨/²½Öè 1 Õû¸öÓÎÏ·Óкܶàϸ½ÚµÄµØ·½£¬²»ÈÝÒ×±»Íæ¼ÒÃÇ·¢ÏÖ£¬µ±È»Ò²¾Í²»ÄÜ˳ÀûµÄÍê³ÉÈÎÎñÁË£¬ÏÂÃæ¸ú×ÅС±àÀ´¿´¿´°É~2 µÚÒ»¸öµØ·½µÚ¶þ²ãÃÔ¹¬Ã»ÓÐÈκÎ...


ÓÐͼ³¤·½ÐÎABEFÖÐAF=10·ÖÃ×,ÆäÖÐÌÝÐÎABCG¡¢Æ½ÐÐËıßÐÎCDFG...

ÒòΪƽÐÐËıßÐÎCDFGºÍÈý½ÇÐεÄÃæ»ý±ÈΪ1£º1£¬ËùÒÔCD:DE=1:2 ÉèDE=xÔòGF=CD=0.5x,BC=10-1.5x,AG=10-0.5x ÒòΪÌÝÐÎABCGºÍÈý½ÇÐεÄÃæ»ý±ÈΪ3£º1 ËùÒÔ(BC+...


ÔÚËıßÐÎABCDÖÐ,AD¡ÎBC,¡ÏABC=90¡ã,AB=BC,EΪABÉÏÒ»µã,AE...

ͨ¹ýACBFËĵ㹲ԲºÍÈý½ÇÐÎÈ«µÈ½â ¹ýC×÷CG´¹Ö±BC½»adÑÓ³¤ÏßÓÚG£¬abcgΪÕý·½ÐΣ¬acΪ¶Ô½ÇÏߣ¬ÒÀÌâÒâµÃ¡ÏDCG=¡Ïabf£¨¶ÔÓ¦±ßƽÐеÄÁ½½ÇÏàµÈ£©¡Ïabf=¡Ïacf£¨Ëĵ㹲Բ...


ÓÒͼ³¤·½ÐÎABEFÖÐAF=10·ÖÃ×,ÆäÖÐÌÝÐÎABCG¡¢Æ½ÐÐËıßÐÎCDFG...

ÒÀÌâÒâµÃ£¬£¬x=2£¬de=2*2=4£¨·ÖÃ×£©½â£ºÓÉÌâÒâµÃƽÐÐËıßÐÎCDFGµÄÃæ»ý=³¤·½ÐÎABEFÃæ»ýµÄ1/5 ËùÒÔCD=2·ÖÃ× ÒòΪƽÐÐËıßÐÎCDFGºÍÈý½ÇÐÎDEFµÄÃæ»ý±ÈΪ1£º1ËùÒÔ...


Ïà¹ØËÑË÷

ÈÈÃÅËÑË÷