《最新高二文科数学选修4-1测试题1优秀名师资料.doc》由会员分享，可在线阅读，更多相关《最新高二文科数学选修4-1测试题1优秀名师资料.doc（10页珍藏版）》请在三一文库上搜索。
1、高二文科数学选修4-1测试题1高二文科数学选修4-1几何证明选讲测试题 班级 姓名 座号 分数 一、选择题(每小题5分，共30分) 1、如图，D、E分别是AB、AC上两点，CD与BE相交于点O，下列条件中不能使ABE和ACD相似的是( ) A. ?B=?C B. ?ADC=?AEB C .BE=CD，AB=AC D. AD?AC=AE?AB 2(如右图，A、B是?O上的两点，AC是?O的切线， O ?B=70?，则?BAC等于( ) A. 70? B. 35? C. 20? D. 10? B A C A 3(如图，PA切?O于A，PB切?O于B，OP交?O于C， 1 P 下列结论中，错误的是(
2、 ) 2 C O 2A. ?1=?2 B. PA=PB C. AB?OP D. PC?PO PA,B ?4(A、B、C是?O上三点，AB的度数是50?，?OBC=40?，则?OAC等于( ) A. 15? B. 25? C. 30? D. 40? 5(在?O中，直径AB、CD互相垂直，BE切?O于B，且BE=BC，CE交AB于F，交?O于M，连结MO并延长，交?O于N，则下列结论中，正确的是( ) C?A. CF=FM B. OF=FB C. BM的度数是22.5? D. BC?MN N，,:AOB90OB6.如图，半径为2的?O中，为的中点， DFB的延长线交?O于点，则线段的长为( ) A
3、DEDEAO525353MA( B( C( D( 5255DEO EDA二、填空题:(每小题5分，共35分) B7、两个相似多边形的一组对应边分别为3cm和4.5cm，如果它们的 22面积之和为130cm，那么较小的多边形的面积是 cm. 8.?O的两条弦AB、CD相交于点P，已知AP=2cm，BP=6cm，CP:PD =1:3，则 DP=_( 9.AB是?O的直径，弦CD?AB，垂足为E，P是BA的延长线上的点，连结PC，交?O于F，如果PF=7，FC=13，且PA:AE:EB = 2:4:1，则CD =_( 10如图:从圆外一点P引圆的切线PA，点A为切点，割线PDB交?O于点D、B，已知
4、S:S,PA=12，PD=8，则_( ,ABP,DAPanti-Japanese patriotism. Under the influence of the party, Zhu, Wang, acting in strict discipline, political, military quality and combat effectiveness has improved. As well as youth service corps, womens service and young pioneers, countryside-Japanese performance, posti
5、ng anti-Japanese slogans, operate private schools, literacy classes, founder of the iron, and the tongue and the sound, sparks and other anti-Japanese mimeographed tabloid, actively promote anti-Japanese. Hanchang recovery after the party, that is, Jiangnan anti-Japanese guerrilla people save, Shen
6、Yingjie, Xu Azhen to participate in development of the Chinese Communist Party, in October and set up a water party group in Hong Kong, Han chang long party group. Meanwhile, Xu on cleaning two wannan, demanding new army deployed cadres, and have sent many new progressive youth to receive training.
7、On November 9, sheng, Wu Xing, Nanxun, jiaxing, Tongxiang, Zonta, Hangzhou, wukang strongholds such as Elves, nearly all men, together with the aircraft, boats, Zhu Xi Lu, pouncing on troop locations. 10th, the enemies have invaded yan Tomb, Xin Cheng, Wuzhen. 11th, Zhu Xi army pier at Bell House wa
8、s surrounded by the enemy, break, casualties will be great, CPC party member Xu, Xu Quansheng, really so magnificent and head of three Wang Yulin, also died in the battle. Zhu Xi withdrew the remnants of more than 400 people back to Xiao Feng integration. Jie Xu with the new cadres, Communist party
9、Mr CHOW (Zhou kangyu) came from southern Anhui. Zhu Xi Wei CHOY for staff officers. The end of unified leadership CC11(如图，已知是?O的切线，切点为，PC交?O于、两PAABBC,6，ACB点，则的长为_ ，的AB,23PB,2PAOB大小为_ ( PAP CC12.如图所示，过圆外一点做一条直线与圆交于两PAB，A C T CC点，与圆 相切于T点.已知圆的半径为，BAAP,2PT2B C,则PT,_.。 ，,CAB30DEBAOOCBOCDB13(如图，AB是?的直径，切
10、?于点， OCDDBAE 切?于 点，交的延长线于点.若AB,3BCED,2，则 的长为_ 。 ?如图:?的直径，是?上的一点，点平分，则14.OAB=10cmCODBCDE=2cm( AC=_ (如图，是?的直径，?，?，则?_ ( 15ABOE=25?DBC=50?CBE= 0、已知的，?于点，若，则，16RtABCC=90ACBC,CDABDCD=4AB=10AC= CD CAED BABAEOO BDP第14题图 第15题图 第16题图 三、解答题 17、如图，AB为?O的直径，BC切?O于B，AC交?O于P，CE=BE，E在BC上. 求证:PE是?O的切线(15分) A P 18:已
11、知，如图，AB是?O的直径，AC切?O于点A，AC=AB，CO交?O于点P，CO的延长O 线交?O于点F，BP的延长线交AC于点E APFA, (1) 求证:FA?BE(5分)(2)求证: (10PCABE C B 分) (3)若?O的直径AB=2，求tan?CPE的值。(10分) anti-Japanese patriotism. Under the influence of the party, Zhu, Wang, acting in strict discipline, political, military quality and combat effectiveness has i
12、mproved. As well as youth service corps, womens service and young pioneers, countryside-Japanese performance, posting anti-Japanese slogans, operate private schools, literacy classes, founder of the iron, and the tongue and the sound, sparks and other anti-Japanese mimeographed tabloid, actively pro
13、mote anti-Japanese. Hanchang recovery after the party, that is, Jiangnan anti-Japanese guerrilla people save, Shen Yingjie, Xu Azhen to participate in development of the Chinese Communist Party, in October and set up a water party group in Hong Kong, Han chang long party group. Meanwhile, Xu on clea
14、ning two wannan, demanding new army deployed cadres, and have sent many new progressive youth to receive training. On November 9, sheng, Wu Xing, Nanxun, jiaxing, Tongxiang, Zonta, Hangzhou, wukang strongholds such as Elves, nearly all men, together with the aircraft, boats, Zhu Xi Lu, pouncing on t
15、roop locations. 10th, the enemies have invaded yan Tomb, Xin Cheng, Wuzhen. 11th, Zhu Xi army pier at Bell House was surrounded by the enemy, break, casualties will be great, CPC party member Xu, Xu Quansheng, really so magnificent and head of three Wang Yulin, also died in the battle. Zhu Xi withdr
16、ew the remnants of more than 400 people back to Xiao Feng integration. Jie Xu with the new cadres, Communist party Mr CHOW (Zhou kangyu) came from southern Anhui. Zhu Xi Wei CHOY for staff officers. The end of unified leadership 14)证明:(1)在?O中，?直径AB与FP交于点O ?OA=OF ?OAF=?F ?B=?F ?OAF=?B ?FA?BE (2)?AC为?
17、O的切线，PA是弦 ?PAC=?F ?C=?C ?APC?FAC ? ? ?AB=AC ? (3)?AC切?O于点A，CPF为?O的割线，则有 22 AC=CPCF=CP(CP+PF)，?PF=AB=AC=2 ?CP(CP+2)=4 整理得CP+2CP-4=0, 解得CP=-1?CP0 ?CP= ?FA?BE ?CPE=?F ?FP为?O的直径 ?0 FAP=90由(2)中证得 在Rt?FAP中，tan?F= ?tan?CPE=tan?F= anti-Japanese patriotism. Under the influence of the party, Zhu, Wang, acting
18、 in strict discipline, political, military quality and combat effectiveness has improved. As well as youth service corps, womens service and young pioneers, countryside-Japanese performance, posting anti-Japanese slogans, operate private schools, literacy classes, founder of the iron, and the tongue
19、 and the sound, sparks and other anti-Japanese mimeographed tabloid, actively promote anti-Japanese. Hanchang recovery after the party, that is, Jiangnan anti-Japanese guerrilla people save, Shen Yingjie, Xu Azhen to participate in development of the Chinese Communist Party, in October and set up a
20、water party group in Hong Kong, Han chang long party group. Meanwhile, Xu on cleaning two wannan, demanding new army deployed cadres, and have sent many new progressive youth to receive training. On November 9, sheng, Wu Xing, Nanxun, jiaxing, Tongxiang, Zonta, Hangzhou, wukang strongholds such as E
21、lves, nearly all men, together with the aircraft, boats, Zhu Xi Lu, pouncing on troop locations. 10th, the enemies have invaded yan Tomb, Xin Cheng, Wuzhen. 11th, Zhu Xi army pier at Bell House was surrounded by the enemy, break, casualties will be great, CPC party member Xu, Xu Quansheng, really so
22、 magnificent and head of three Wang Yulin, also died in the battle. Zhu Xi withdrew the remnants of more than 400 people back to Xiao Feng integration. Jie Xu with the new cadres, Communist party Mr CHOW (Zhou kangyu) came from southern Anhui. Zhu Xi Wei CHOY for staff officers. The end of unified l
23、eadership 参考答案 C C D A D 90410456)40 7)6 8) 9) 10)6 11)57、5 12) 413)2. 证明:如图，连结OP、BP. A ?AB是?O的直径，?APB=90?. 又?CE=BE，?EP=EB. ?3=?1. P ?OP=OB，?4=?2. ?BC切?O于点B，?1+?2=90?. 4 O 3 ?3+?4=90?. 2 又?OP为?O的半径， 1 ?PE是?O的切线. C B E 14)证明:(1)在?O中，?直径AB与FP交于点O ?OA=OF ?OAF=?F ?B=?F ?OAF=?B ?FA?BE (2)?AC为?O的切线，PA是弦 ?
24、PAC=?F ?C=?C ?APC?FAC ? ? ?AB=AC ? (3)?AC切?O于点A，CPF为?O的割线，则有 2 AC=CPCF=CP(CP+PF)，?PF=AB=AC=2 ?CP(CP+2)=4 2 整理得CP+2CP-4=0, 解得CP=-1? ?CP0 ?CP= ?FA?BE ?CPE=?F anti-Japanese patriotism. Under the influence of the party, Zhu, Wang, acting in strict discipline, political, military quality and combat effec
25、tiveness has improved. As well as youth service corps, womens service and young pioneers, countryside-Japanese performance, posting anti-Japanese slogans, operate private schools, literacy classes, founder of the iron, and the tongue and the sound, sparks and other anti-Japanese mimeographed tabloid
26、, actively promote anti-Japanese. Hanchang recovery after the party, that is, Jiangnan anti-Japanese guerrilla people save, Shen Yingjie, Xu Azhen to participate in development of the Chinese Communist Party, in October and set up a water party group in Hong Kong, Han chang long party group. Meanwhi
27、le, Xu on cleaning two wannan, demanding new army deployed cadres, and have sent many new progressive youth to receive training. On November 9, sheng, Wu Xing, Nanxun, jiaxing, Tongxiang, Zonta, Hangzhou, wukang strongholds such as Elves, nearly all men, together with the aircraft, boats, Zhu Xi Lu,
28、 pouncing on troop locations. 10th, the enemies have invaded yan Tomb, Xin Cheng, Wuzhen. 11th, Zhu Xi army pier at Bell House was surrounded by the enemy, break, casualties will be great, CPC party member Xu, Xu Quansheng, really so magnificent and head of three Wang Yulin, also died in the battle.
29、 Zhu Xi withdrew the remnants of more than 400 people back to Xiao Feng integration. Jie Xu with the new cadres, Communist party Mr CHOW (Zhou kangyu) came from southern Anhui. Zhu Xi Wei CHOY for staff officers. The end of unified leadership 0 ?FP为?O的直径 ?FAP=90 由(2)中证得 在Rt?FAP中，tan?F= ?tan?CPE=tan?
30、F= anti-Japanese patriotism. Under the influence of the party, Zhu, Wang, acting in strict discipline, political, military quality and combat effectiveness has improved. As well as youth service corps, womens service and young pioneers, countryside-Japanese performance, posting anti-Japanese slogans
31、, operate private schools, literacy classes, founder of the iron, and the tongue and the sound, sparks and other anti-Japanese mimeographed tabloid, actively promote anti-Japanese. Hanchang recovery after the party, that is, Jiangnan anti-Japanese guerrilla people save, Shen Yingjie, Xu Azhen to par
32、ticipate in development of the Chinese Communist Party, in October and set up a water party group in Hong Kong, Han chang long party group. Meanwhile, Xu on cleaning two wannan, demanding new army deployed cadres, and have sent many new progressive youth to receive training. On November 9, sheng, Wu
33、 Xing, Nanxun, jiaxing, Tongxiang, Zonta, Hangzhou, wukang strongholds such as Elves, nearly all men, together with the aircraft, boats, Zhu Xi Lu, pouncing on troop locations. 10th, the enemies have invaded yan Tomb, Xin Cheng, Wuzhen. 11th, Zhu Xi army pier at Bell House was surrounded by the enem
34、y, break, casualties will be great, CPC party member Xu, Xu Quansheng, really so magnificent and head of three Wang Yulin, also died in the battle. Zhu Xi withdrew the remnants of more than 400 people back to Xiao Feng integration. Jie Xu with the new cadres, Communist party Mr CHOW (Zhou kangyu) came from southern Anhui. Zhu Xi Wei CHOY for staff officers. The end of unified leadership