·¢²¼Ê±¼ä : ÐÇÆÚÈý ÎÄÕÂÈ˽̰æ³õÖÐÊýѧ7Ä꼶ϲáµÚ5Õ - ÏཻÏßÓëƽÐÐÏß - ͬ²½ÊÔÌâ¼°´ð°¸£¨33Ò³£©¸üÐÂÍê±Ï¿ªÊ¼ÔĶÁ
ͼ¢Ù ͼ¢Ú ͼ¢Û ͼ¢Ü
ÔÚÉÏÊöËĸöͼÖУ¬¡Ï1Óë¡Ï2ÊÇͬλ½ÇµÄÓÐ( )£® (A)¢Ù¢Ú¢Û¢Ü (B)¢Ù¢Ú¢Û (C)¢Ù¢Û (D)¢Ù 6£®Èçͼ£¬ÏÂÁнáÂÛÕýÈ·µÄÊÇ( )£®
(A)¡Ï5Óë¡Ï2ÊǶԶ¥½Ç (B)¡Ï1Óë¡Ï3ÊÇͬλ½Ç (C)¡Ï2Óë¡Ï3ÊÇͬÅÔÄÚ½Ç (D)¡Ï1Óë¡Ï2ÊÇͬÅÔÄÚ½Ç 7£®Èçͼ£¬¡Ï1ºÍ¡Ï2ÊÇÄÚ´í½Ç£¬¿É¿´³ÉÊÇÓÉÖ±Ïß( )£®
(A)AD£¬BC±»ACËù½Ø¹¹³É (B)AB£¬CD±»ACËù½Ø¹¹³É (C)AB£¬CD±»ADËù½Ø¹¹³É (D)AB£¬CD±»BCËù½Ø¹¹³É
8£®Èçͼ£¬Ö±ÏßAB£¬CDÓëÖ±ÏßEF£¬GH·Ö±ðÏཻ£¬Í¼ÖеÄͬÅÔÄڽǹ²ÓÐ( )£®
(A)4¶Ô (C)12¶Ô
(B)8¶Ô (D)16¶Ô
ÍØÕ¹¡¢Ì½¾¿¡¢Ë¼¿¼
Ò»¡¢½â´ðÌâ
9£®Èçͼ£¬ÈýÌõÖ±ÏßÁ½Á½Ïཻ£¬¹²Óм¸¶Ô¶Ô¶¥½Ç?¼¸¶ÔÁÚ²¹½Ç?¼¸¶Ôͬλ½Ç?¼¸¶ÔÄÚ´í½Ç?¼¸¶ÔͬÅÔÄÚ½Ç?
9
²âÊÔ4 ƽÐÐÏß¼°Æ½ÐÐÏßµÄÅж¨
ѧϰҪÇó
1£®Àí½âƽÐÐÏߵĸÅÄ֪µÀÔÚͬһƽÃæÄÚÁ½ÌõÖ±ÏßµÄλÖùØϵ£¬ÕÆÎÕƽÐй«Àí¼°ÆäÍÆÂÛ£®
2£®ÕÆÎÕƽÐÐÏßµÄÅж¨·½·¨£¬ÄÜÔËÓÃËùѧµÄ¡°Æ½ÐÐÏßµÄÅж¨·½·¨¡±£¬Åж¨Á½ÌõÖ±ÏßÊÇ·ñƽÐУ®ÓÃ×÷ͼ¹¤¾ß»Æ½ÐÐÏߣ¬´Ó¶øѧϰÈçºÎ½øÐмòµ¥µÄÍÆÀíÂÛÖ¤£®
¿ÎÌÃѧϰ¼ì²â
Ò»¡¢Ìî¿ÕÌâ
1£®ÔÚͬһƽÃæÄÚ£¬______µÄÁ½ÌõÖ±Ïß½Ð×öƽÐÐÏߣ®ÈôÖ±ÏßaÓëÖ±ÏßbƽÐУ¬Ôò¼Ç×÷______£® 2£®ÔÚͬһƽÃæÄÚ£¬Á½ÌõÖ±ÏßµÄλÖùØϵֻÓÐ______¡¢______£®
3£®Æ½Ðй«ÀíÊÇ£º_______________________________________________________________£® 4£®Æ½Ðй«ÀíµÄÍÆÂÛÊÇÈç¹ûÁ½ÌõÖ±Ï߶¼Óë______£¬ÄÇôÕâÁ½ÌõÖ±ÏßÒ²______£®¼´ÈýÌõÖ±Ïßa£¬
b£¬c£¬Èôa¡Îb£¬b¡Îc£¬Ôò______£®
5£®Á½ÌõÖ±ÏßƽÐеÄÌõ¼þ(³ýƽÐÐÏ߶¨ÒåºÍƽÐй«ÀíÍÆÂÛÍâ)£º
(1)Á½ÌõÖ±Ïß±»µÚÈýÌõÖ±ÏßËù½Ø£¬Èç¹û____________£¬ÄÇôÕâÁ½ÌõÖ±ÏßƽÐУ®Õâ¸öÅж¨·½·¨1¿É¼òÊöΪ£º____________£¬Á½Ö±ÏßƽÐУ®
(2)Á½ÌõÖ±Ïß±»µÚÈýÌõÖ±ÏßËù½Ø£¬Èç¹û____________£¬ÄÇô____________£®Õâ¸öÅж¨·½·¨2¿É¼òÊöΪ£º____________£¬____________£®
(3)Á½ÌõÖ±Ïß±»µÚÈýÌõÖ±ÏßËù½Ø£¬Èç¹û____________£¬ÄÇô____________£®Õâ¸öÅж¨·½·¨3¿É¼òÊöΪ£º____________£¬____________£® ¶þ¡¢¸ù¾ÝÒÑÖªÌõ¼þÍÆÀí 6£®ÒÑÖª£ºÈçͼ£¬Çë·Ö±ðÒÀ¾ÝËù¸ø³öµÄÌõ¼þ£¬Åж¨ÏàÓ¦µÄÄÄÁ½ÌõÖ±ÏßƽÐÐ?²¢Ð´³öÍÆÀíµÄ¸ù¾Ý£®
(1)Èç¹û¡Ï2£½¡Ï3£¬ÄÇô____________£®
(____________£¬____________) (2)Èç¹û¡Ï2£½¡Ï5£¬ÄÇô____________£® (____________£¬____________)
(3)Èç¹û¡Ï2£«¡Ï1£½180¡ã£¬ÄÇô____________£® (____________£¬____________) (4)Èç¹û¡Ï5£½¡Ï3£¬ÄÇô____________£® (____________£¬____________)
10
(5)Èç¹û¡Ï4£«¡Ï6£½180¡ã£¬ÄÇô____________£® (____________£¬____________) (6)Èç¹û¡Ï6£½¡Ï3£¬ÄÇô____________£® (____________£¬____________)
7£®ÒÑÖª£ºÈçͼ£¬Çë·Ö±ð¸ù¾ÝÒÑÖªÌõ¼þ½øÐÐÍÆÀí£¬µÃ³ö½áÂÛ£¬²¢ÔÚÀ¨ºÅÄÚ×¢Ã÷ÀíÓÉ£®
(1)¡ß¡ÏB£½¡Ï3(ÒÑÖª)£¬
¡à______¡Î______£®(____________£¬____________) (2)¡ß¡Ï1£½¡ÏD(ÒÑÖª)£¬
¡à______¡Î______£®(____________£¬____________) (3)¡ß¡Ï2£½¡ÏA(ÒÑÖª)£¬
¡à______¡Î______£®(____________£¬____________) (4)¡ß¡ÏB£«¡ÏBCE£½180¡ã(ÒÑÖª)£¬
¡à______¡Î______£®(____________£¬____________)
×ۺϡ¢ÔËÓá¢Õï¶Ï
Ò»¡¢ÒÀ¾ÝÏÂÁÐÓï¾ä»³öͼÐÎ
8£®ÒÑÖª£ºµãPÊÇ¡ÏAOBÄÚÒ»µã£®¹ýµãP·Ö±ð×÷Ö±ÏßCD¡ÎOA£¬Ö±ÏßEF¡ÎOB£®
9£®ÒÑÖª£ºÈý½ÇÐÎABC¼°BC±ßµÄÖеãD£®¹ýDµã×÷DF¡ÎCA½»ABÓÚM£¬ÔÙ¹ýDµã×÷DE¡ÎAB½»ACÓÚNµã£®
¶þ¡¢½â´ðÌâ
10£®ÒÑÖª£ºÈçͼ£¬¡Ï1£½¡Ï2£®ÇóÖ¤£ºAB¡ÎCD£®
(1)·ÖÎö£ºÈçͼ£¬ÓûÖ¤AB¡ÎCD£¬Ö»ÒªÖ¤¡Ï1£½______£®
11
Ö¤·¨1£º
¡ß¡Ï1£½¡Ï2£¬(ÒÑÖª)
ÓÖ¡Ï3£½¡Ï2£¬( ) ¡à¡Ï1£½_______£®( )
¡àAB¡ÎCD£®(___________£¬___________)
(2)·ÖÎö£ºÈçͼ£¬ÓûÖ¤AB¡ÎCD£¬Ö»ÒªÖ¤¡Ï3£½¡Ï4£®
Ö¤·¨2£º
¡ß¡Ï4£½¡Ï1£¬¡Ï3£½¡Ï2£¬( ) ÓÖ¡Ï1£½¡Ï2£¬(ÒÑÖª)
´Ó¶ø¡Ï3£½_______£®( )
¡àAB¡ÎCD£®(___________£¬___________)
11£®»æͼԱ»Í¼Ê±¾³£Ê¹Óö¡×ֳߣ¬¶¡×ֳ߷ֳßÍ·¡¢³ßÉíÁ½²¿·Ö£¬³ßÍ·µÄÀï±ßºÍ³ßÉíµÄÉϱß
Ӧƽֱ£¬²¢ÇÒÒ»°ã»¥Ïà´¹Ö±£¬Ò²ÓаѳßÍ·ºÍ³ßÉíÓÃÂÝ˨Á¬½ÓÆðÀ´£¬¿ÉÒÔת¶¯³ßÍ·£¬Ê¹ËüºÍ³ßÉí³ÉÒ»¶¨µÄ½Ç¶È£®Óö¡×ֳ߻ƽÐÐÏߵķ½·¨ÈçÏÂÃæµÄÈý¸öͼËùʾ£®»Ö±ÏßʱҪ°´×¡³ßÉí£¬ÍÆÒƶ¡×Ö³ßʱ±ØÐëʹ³ßÍ·¿¿½ôͼ»°åµÄ±ß¿ò£®ÇëÄã˵Ã÷£ºÀûÓö¡×ֳ߻ƽÐÐÏßµÄÀíÂÛÒÀ¾ÝÊÇʲô?
ÍØÕ¹¡¢Ì½¾¿¡¢Ë¼¿¼
12£®ÒÑÖª£ºÈçͼ£¬CD¡ÍDA£¬DA¡ÍAB£¬¡Ï1£½¡Ï2£®ÊÔÈ·¶¨ÉäÏßDFÓëAEµÄλÖùØϵ£¬²¢Ëµ
Ã÷ÄãµÄÀíÓÉ£®
12