(±¾ÌâÂú·Ö12·Ö)
Èçͼ£¬ÔÚƽÃæÖ±½Ç×ø±êϵÖУ¬µãOÊÇ×ø±êÔ­µã£¬ËıßÐÎAOCBÊÇÌÝÐΣ¬AB¡ÎOC£¬µãAµÄ×ø±êΪ£¨0£¬8£©£¬µãCµÄ×ø±êΪ£¨10£¬0£©£¬OB=OC£¬

£¨1£©      ÇóµãBµÄ×ø±ê£»
£¨2£©      µãP´ÓCµã³ö·¢£¬ÑØÏ߶ÎCOÒÔ1¸öµ¥Î»/ÃëµÄËÙ¶ÈÏòÖÕµãOÔÈËÙÔ˶¯£¬¹ýµãP×÷PH¡ÍOC£¬½»ÕÛÏßC-B-OÓÚµãH£¬ÉèµãPµÄÔ˶¯Ê±¼äΪÃ루£©£¬
¢ÙÊÇ·ñ´æÔÚij¸öʱ¿Ì£¬Ê¹¡÷OPHµÄÃæ»ýµÈÓÚ¡÷OBCÃæ»ýµÄ£¿Èô´æÔÚ£¬Çó³ö 
µÄÖµ£¬Èô²»´æÔÚ£¬Çë˵Ã÷ÀíÓÉ£»
¢ÚÒÔPΪԲÐÄ£¬PC³¤Îª°ë¾¶×÷¡ÑP£¬µ±¡ÑPÓëÏ߶ÎOBÖ»ÓÐÒ»¸ö¹«¹²µãʱ£¬ÇóµÄÖµ»òµÄÈ¡Öµ·¶Î§


£¨1£©B£¨6£¬8£©
£¨2£©¢Ù7
¢Ú»ò

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

£¨±¾ÌâÂú·Ö12·Ö£©

Èçͼ£¬Ö±½ÇÌÝÐÎABCDÖУ¬AB¡ÎDC£¬£¬£¬£®¶¯µãMÒÔÿÃë1¸öµ¥Î»³¤µÄËٶȣ¬´ÓµãAÑØÏ߶ÎABÏòµãBÔ˶¯£»Í¬Ê±µãPÒÔÏàͬµÄËٶȣ¬´ÓµãCÑØÕÛÏßC-D-AÏòµãAÔ˶¯£®µ±µãMµ½´ïµãBʱ£¬Á½µãͬʱֹͣÔ˶¯£®¹ýµãM×÷Ö±Ïßl¡ÎAD£¬ÓëÏ߶ÎCDµÄ½»µãΪE£¬ÓëÕÛÏßA-C-BµÄ½»µãΪQ£®µãMÔ˶¯µÄʱ¼äΪt£¨Ã룩£®

£¨1£©µ±Ê±£¬ÇóÏ߶εij¤£»

£¨2£©µ±0£¼t£¼2ʱ£¬Èç¹ûÒÔC¡¢P¡¢QΪ¶¥µãµÄÈý½ÇÐÎΪֱ½ÇÈý½ÇÐΣ¬ÇótµÄÖµ£»

£¨3£©µ±t£¾2ʱ£¬Á¬½ÓPQ½»Ï߶ÎACÓÚµãR£®Çë̽¾¿ÊÇ·ñΪ¶¨Öµ£¬ÈôÊÇ£¬ÊÔÇóÕâ¸ö¶¨Öµ£»Èô²»ÊÇ£¬Çë˵Ã÷ÀíÓÉ£®

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2011Äê³õÖбÏÒµÉýѧ¿¼ÊÔ£¨¹óÖÝÍ­ÈÊ¾í£©Êýѧ ÌâÐÍ£º½â´ðÌâ

£¨±¾ÌâÂú·Ö12·Ö£©Èçͼ£¬Ôڱ߳¤Îª2µÄÕý·½ÐÎABCDÖУ¬PΪABµÄÖе㣬QΪ±ßCDÉÏÒ»¶¯µã£¬ÉèDQ£½t£¨0¡Üt¡Ü2£©£¬Ï߶ÎPQµÄ´¹Ö±Æ½·ÖÏ߷ֱ𽻱ßAD¡¢BCÓÚµãM¡¢N£¬¹ýQ×÷QE¡ÍABÓÚµãE£¬¹ýM×÷MF¡ÍBCÓÚµãF£®
£¨1£©µ±t¡Ù1ʱ£¬ÇóÖ¤£º¡÷PEQ¡Õ¡÷NFM£»
£¨2£©Ë³´ÎÁ¬½ÓP¡¢M¡¢Q¡¢N£¬ÉèËıßÐÎPMQNµÄÃæ»ýΪS£¬Çó³öSÓë×Ô±äÁ¿tÖ®¼äµÄº¯Êý¹Øϵʽ£¬²¢ÇóSµÄ×îСֵ£®

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2011-2012ѧÄêÉϺ£ÊÐÐì»ãÇøÖп¼Ò»Ä£Êýѧ¾í ÌâÐÍ£º½â´ðÌâ

£¨±¾ÌâÂú·Ö12·Ö£©

Èçͼ£¬µÄ¶¥µãA¡¢BÔÚ¶þ´Îº¯ÊýµÄͼÏñÉÏ£¬ÓÖµãA¡¢B[À´·Ö±ðÔÚÖáºÍÖáÉÏ£¬¡ÏABO£½£®

1.£¨1£©Çó´Ë¶þ´Îº¯ÊýµÄ½âÎöʽ£»£¨4·Ö£©

2.

 

 
£¨2£©¹ýµã×÷¡Î½»ÉÏÊöº¯ÊýͼÏñÓڵ㣬

µãÔÚÉÏÊöº¯ÊýͼÏñÉÏ£¬µ±ÓëÏàËÆʱ£¬ÇóµãµÄ×ø±ê£®£¨8·Ö£©

 

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2010Äê¸ß¼¶ÖеÈѧУÕÐÉú¿¼ÊÔÊýѧ¾í£¨¹ã¶«Ö麣£© ÌâÐÍ£º½â´ðÌâ

£¨±¾ÌâÂú·Ö12·Ö£©Èçͼ1£¬Å×ÎïÏßÓëxÖá½»ÓÚA¡¢CÁ½µã£¬ÓëyÖá½»ÓÚBµã£¬ÓëÖ±Ïß½»ÓÚA¡¢DÁ½µã¡£

¢ÅÖ±½Óд³öA¡¢CÁ½µã×ø±êºÍÖ±ÏßADµÄ½âÎöʽ£»

¢ÆÈçͼ2£¬ÖʵؾùÔȵÄÕýËÄÃæÌå÷»×ӵĸ÷¸öÃæÉÏÒÀ´Î±êÓÐÊý×Ö£­1¡¢1¡¢3¡¢4.Ëæ»úÅ×ÖÀÕâö÷»×ÓÁ½´Î£¬°ÑµÚÒ»´Î×ŵØÒ»ÃæµÄÊý×Öm¼Ç×öPµãµÄºá×ø±ê£¬µÚ¶þ´Î×ŵØÒ»ÃæµÄÊý×Ön¼Ç×öPµãµÄ×Ý×ø±ê.ÔòµãÂäÔÚͼ1ÖÐÅ×ÎïÏßÓëÖ±ÏßΧ³ÉÇøÓòÄÚ£¨Í¼ÖÐÒõÓ°²¿·Ö£¬º¬±ß½ç£©µÄ¸ÅÂÊÊǶàÉÙ£¿

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2010Äê¸ß¼¶ÖеÈѧУÕÐÉúÈ«¹úͳһ¿¼ÊÔÊýѧ¾í£¨¹ãÎ÷¹ðÁÖ£© ÌâÐÍ£º½â´ðÌâ

£¨±¾ÌâÂú·Ö12·Ö£©

Èçͼ£¬Ö±½ÇÌÝÐÎABCDÖУ¬AB¡ÎDC£¬£¬£¬£®¶¯µãMÒÔÿÃë1¸öµ¥Î»³¤µÄËٶȣ¬´ÓµãAÑØÏ߶ÎABÏòµãBÔ˶¯£»Í¬Ê±µãPÒÔÏàͬµÄËٶȣ¬´ÓµãCÑØÕÛÏßC-D-AÏòµãAÔ˶¯£®µ±µãMµ½´ïµãBʱ£¬Á½µãͬʱֹͣÔ˶¯£®¹ýµãM×÷Ö±Ïßl¡ÎAD£¬ÓëÏ߶ÎCDµÄ½»µãΪE£¬ÓëÕÛÏßA-C-BµÄ½»µãΪQ£®µãMÔ˶¯µÄʱ¼äΪt£¨Ã룩£®

£¨1£©µ±Ê±£¬ÇóÏ߶εij¤£»

£¨2£©µ±0£¼t£¼2ʱ£¬Èç¹ûÒÔC¡¢P¡¢QΪ¶¥µãµÄÈý½ÇÐÎΪֱ½ÇÈý½ÇÐΣ¬ÇótµÄÖµ£»

£¨3£©µ±t£¾2ʱ£¬Á¬½ÓPQ½»Ï߶ÎACÓÚµãR£®Çë̽¾¿ÊÇ·ñΪ¶¨Öµ£¬ÈôÊÇ£¬ÊÔÇóÕâ¸ö¶¨Öµ£»Èô²»ÊÇ£¬Çë˵Ã÷ÀíÓÉ£®

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸