(1)Çé¾³¹Û²ì
½«¾ØÐÎABCDֽƬÑضԽÇÏßAC¼ô¿ª£¬µÃµ½¡÷ABCºÍ¡÷D£¬Èçͼ1Ëùʾ£®½«¡÷DµÄ¶¥µãÓëµãAÖغϣ¬²¢ÈƵãA°´ÄæʱÕë·½ÏòÐýת£¬Ê¹µãD¡¢A()¡¢BÔÚͬһÌõÖ±ÏßÉÏ£¬Èçͼ2Ëùʾ£®
¹Û²ìͼ2¿ÉÖª£ºÓëBCÏàµÈµÄÏ߶ÎÊÇ________£¬¡ÏCA£½________¡ã£®
(2)ÎÊÌâ̽¾¿
Èçͼ3£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬ÒÔAΪֱ½Ç¶¥µã£¬·Ö±ðÒÔAB¡¢ACΪֱ½Ç±ß£¬Ïò¡÷ABCÍâ×÷µÈÑüRt¡÷ABEºÍµÈÑüRt¡÷ACF£¬¹ýµãE¡¢F×÷ÉäÏßGAµÄ´¹Ïߣ¬´¹×ã·Ö±ðΪP¡¢Q£®ÊÔ̽¾¿EPÓëFQÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢Ö¤Ã÷ÄãµÄ½áÂÛ£®
(3)ÍØÕ¹ÑÓÉì
Èçͼ4£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬·Ö±ðÒÔAB¡¢ACΪһ±ßÏò¡÷ABCÍâ×÷¾ØÐÎABMEºÍ¾ØÐÎACNF£¬ÉäÏßGA½»EFÓÚµãH£®ÈôAB£½kAE£¬AC£½kAF£¬ÊÔ̽¾¿HEÓëHFÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢ËµÃ÷ÀíÓÉ£®
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º
1.Çé¾³¹Û²ì ½«¾ØÐÎABCDֽƬÑضԽÇÏßAC¼ô¿ª£¬µÃµ½¡÷ABCºÍ¡÷A¡äC¡äD£¬Èçͼ1Ëùʾ.½«¡÷A¡äC¡äDµÄ¶¥µãA¡äÓëµãAÖغϣ¬²¢ÈƵãA°´ÄæʱÕë·½ÏòÐýת£¬Ê¹µãD¡¢A(A¡ä)¡¢BÔÚͬһÌõÖ±ÏßÉÏ£¬Èçͼ2Ëùʾ£®¹Û²ìͼ2¿ÉÖª£ºÓëBCÏàµÈµÄÏ߶ÎÊÇ £¬¡ÏCAC¡ä= ¡ã£®
2.ÎÊÌâ̽¾¿ Èçͼ3£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬ÒÔAΪֱ½Ç¶¥µã£¬·Ö±ðÒÔAB¡¢ACΪֱ½Ç±ß£¬Ïò¡÷ABCÍâ×÷µÈÑüRt¡÷ABEºÍµÈÑüRt¡÷ACF£¬¹ýµãE¡¢F×÷ÉäÏßGAµÄ´¹Ïߣ¬´¹×ã·Ö±ðΪP¡¢Q. ÊÔ̽¾¿EPÓëFQÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢Ö¤Ã÷ÄãµÄ½áÂÛ.
3.ÍØÕ¹ÑÓÉì Èçͼ4£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬·Ö±ðÒÔAB¡¢ACΪһ±ßÏò¡÷ABCÍâ×÷¾ØÐÎABMEºÍ¾ØÐÎACNF£¬ÉäÏßGA½»EFÓÚµãH. ÈôAB= k AE£¬AC= k AF£¬ÊÔ̽¾¿HEÓëHFÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢ËµÃ÷ÀíÓÉ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2013Äê³õÖÐÊýѧµ¥ÔªÌáÓŲâÊÔ¾í-ÏàËƵÄÅж¨½â´ðÌ⣨´ø½âÎö£© ÌâÐÍ£º½â´ðÌâ
Çé¾³¹Û²ì½«¾ØÐÎABCDֽƬÑضԽÇÏßAC¼ô¿ª£¬µÃµ½¡÷ABCºÍ¡÷A¡äC¡äD£¬Èçͼ1Ëùʾ£®½«¡÷A¡äC¡äDµÄ¶¥µãA¡äÓëµãAÖغϣ¬²¢ÈƵãA°´ÄæʱÕë·½ÏòÐýת£¬Ê¹µãD¡¢A£¨A¡ä£©¡¢BÔÚͬһÌõÖ±ÏßÉÏ£¬Èçͼ2Ëùʾ£®
¹Û²ìͼ2¿ÉÖª£ºÓëBCÏàµÈµÄÏ߶ÎÊÇ¡¡_________¡¡£¬¡ÏCAC¡ä=¡¡_________¡¡¡ã£®
ÎÊÌâ̽¾¿
Èçͼ3£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬ÒÔAΪֱ½Ç¶¥µã£¬·Ö±ðÒÔAB¡¢ACΪֱ½Ç±ß£¬Ïò¡÷ABCÍâ×÷µÈÑüRt¡÷ABEºÍµÈÑüRt¡÷ACF£¬¹ýµãE¡¢F×÷ÉäÏßGAµÄ´¹Ïߣ¬´¹×ã·Ö±ðΪP¡¢Q£®ÊÔ̽¾¿EPÓëFQÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢Ö¤Ã÷ÄãµÄ½áÂÛ£®
ÍØÕ¹ÑÓÉì
Èçͼ4£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬·Ö±ðÒÔAB¡¢ACΪһ±ßÏò¡÷ABCÍâ×÷¾ØÐÎABMEºÍ¾ØÐÎACNF£¬ÉäÏßGA½»EFÓÚµãH£®ÈôAB=kAE£¬AC=kAF£¬ÊÔ̽¾¿HEÓëHFÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢ËµÃ÷ÀíÓÉ£®
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2011-2012ѧÄêÕã½ÁÙº£Áé½ÖÐѧ¾ÅÄ꼶Öп¼Ä£Ä⣨¶þ£©ÊýѧÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ
Çé¾³¹Û²ì ½«¾ØÐÎABCDֽƬÑضԽÇÏßAC¼ô¿ª£¬µÃµ½¡÷ABCºÍ¡÷A¡äC¡äD£¬Èçͼ1Ëùʾ.½«¡÷A¡äC¡äDµÄ¶¥µãA¡äÓëµãAÖغϣ¬²¢ÈƵãA°´ÄæʱÕë·½ÏòÐýת£¬Ê¹µãD¡¢A(A¡ä)¡¢BÔÚͬһÌõÖ±ÏßÉÏ£¬Èçͼ2Ëùʾ£®¹Û²ìͼ2¿ÉÖª£ºÓëBCÏàµÈµÄÏ߶ÎÊÇ £¬¡ÏCAC¡ä= ¡ã£®
ÎÊÌâ̽¾¿ Èçͼ3£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬ÒÔAΪֱ½Ç¶¥µã£¬·Ö±ðÒÔAB¡¢ACΪֱ½Ç±ß£¬Ïò¡÷ABCÍâ×÷µÈÑüRt¡÷ABEºÍµÈÑüRt¡÷ACF£¬¹ýµãE¡¢F×÷ÉäÏßGAµÄ´¹Ïߣ¬´¹×ã·Ö±ðΪP¡¢Q. ÊÔ̽¾¿EPÓëFQÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢Ö¤Ã÷ÄãµÄ½áÂÛ.
ÍØÕ¹ÑÓÉì Èçͼ4£¬¡÷ABCÖУ¬AG¡ÍBCÓÚµãG£¬·Ö±ðÒÔAB¡¢ACΪһ±ßÏò¡÷ABCÍâ×÷¾ØÐÎABMEºÍ¾ØÐÎACNF£¬ÉäÏßGA½»EFÓÚµãH. ÈôAB= k AE£¬AC= k AF£¬ÊÔ̽¾¿HEÓëHFÖ®¼äµÄÊýÁ¿¹Øϵ£¬²¢ËµÃ÷ÀíÓÉ.
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com