2022年高二数学知识点总结大大全.docx

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1、精选学习资料 - - - - - - - - - Accor Chineding to se natiOffice Party of mass li on. 18 Congress of the partne educati on practice activities le y, Comrade XI Jinpi ng repeated group of unified arra ngements, units mai dly expounde d the Chine se dream. T he ban led to for sic connotati cadres workers Sha

2、ng a times party lecture ti on of the Chi nese dream, is the national pr, due to himself level limited, only put this stage osperity, national revitalization, the happineconce ntrated learni ng of experie nce today a nd every one common with lear ning e ss of the people, Chi na importa nt to follow

3、i s to keep Chi na Road, carry forward the xchange, pur pose is let we furt her de ep understanding mass li spirit and cohesi on stre ngth of China, dream dreams of the pene of connotati on, insiste ople of Chi na, but determined party of mass li ne, do masse d confide nce, enhance self-awarenes wor

4、k, foll owi ng main from four a aspect s told: a, and full aware ss, a chieve self-relia nce, t o build a stronger China , civilizati ness party of mass line education pra ctice a ti on, harmony, beauty, Chi na, China, China. ctivities of major meaning Strategic concePartys 18 major disti ption of C

5、hi na was 18 tnct pr opose he spirit of the ed to focus on the partys adva nce d nat ure and purity, in t he part y, with pragmatic a nd cl nrichment and development of the party, consci entiously st udy the Chi nese dream, leadiea n for the people as the mai n content of the partys mass li ng pe op

6、l e to har d to realize the Chi nese dream, mass ene and e ducation activities i ducational practi ce. This is comrade i n de pth the fundamental starting e XI Jinping as party Ge poi nt and ending point. Streneral Secretary a ngthen t he educati nd adhere t o strictly admi ati on of the partys mass

7、 linistering t he part y, strengt ne, helps to train the hen t he party s major de cisi on is i n line with the publi collective consciousness of the unity of the party ai c expe ctations and strengtheni ng the constructi on nd the pe ople, playing t he Chinese dream ide ologi cal baof learning ses.

8、 Comrade -ori ented e Mao Zeservice innovation of Marxist partys major de ployme dong stresse d that parties shoul d have common lae nt, is the im nguage socialist portant mea sure to a dvance the great cause of socialism wit countries must have unity of will. History hash Chinese characteristics. F

9、irst, carry out the partys mass line in education practi ce, was carrying 18 of the party spirit, summon a pow erful force for realizing the great rejuvenation of the Chinese nation the Chinese dream of urgent t nee ds. Partys 18 to promote strategic deployment to building socialism with Chi nese ch

10、aracteristics, presents tw o 1000-year goal, namel el y, by 2020 Chinas gross domestic product and per capita i ncome of urban and rural residents in 2010 on the basis of double complete the building of a well-off society; the middle of this century into a prosperous, democratic, civilized and harmo

11、ni ous S ocialist modern country, and on this ba sis, the Chinese dream of realizing the great rejuvenation of the高二数学知识点总结大全( 必修 ) 2 圆柱的表面积 S2rl2r23 圆锥的表面积Srlr2第 1 章空间几何体 1 4 圆台的表面积Srlr2Rl2 R1 .1 柱、锥、台、球的结构特征5 球的表面积S4 R21. 2 空间几何体的三视图和直观图（二）空间几何体的体积11 三视图：1 柱体的体积VS 底h正视图：从前往后2 锥体的体积V1S 底h侧视图：从左往右3俯

12、视图：从上往下3 台体的体积V1（3S 上S 上S 下S 下)h22 画三视图的原则：长对齐、高对齐、宽相等4 球体的体积V4 R 33第二章 直线与平面的位置关系2.1 空间点、直线、平面之间的位置关系33 直观图：斜二测画法44 斜二测画法的步骤：（1）. 平行于坐标轴的线依然平行于坐标轴；2.1.1 1 平面含义：平面是无限延展的（2）. 平行于 y 轴的线长度变半，平行于x，z 轴的线长度不变；2 平面的画法及表示B C （3）. 画法要写好。（1）平面的画法：水平放置的平面通常画成D 5 用斜二测画法画出长方体的步骤： （1）画轴（ 2）画底面（ 3）画侧一个平行四边形，锐角画成45

13、 0，且横边画成棱（ 4）成图邻边的 2 倍长（如图）A 1.3 空间几何体的表面积与体积（2）平面通常用希腊字母 、 、 等表示，如平面 、平面 等，也可以用表示平面的平（一 ）空间几何体的表面积行四边形的四个顶点或者相对的两个顶点的大写字母来表示，如平面1 棱柱、棱锥的表面积：各个面面积之和AC、平面 ABCD等。3 三个公理：proved that a peopl e and a nation, if it does not have its own spirit t ual pillar, there is no unity of spiritual support, it means

14、 that no soul , will l ose cohesi i on and vitality. Fig uratively speaking, a sack of potatoes, qa ntity cannot be too a team, form a joint force; only like granite, so closely United to form invincible, no difficult means of strength. National rejuvenation of Chinese dream, not only embodies the c

15、ommon interests and pursuits, and covers a variety of groups and classes, ha s a wi wi de applicability and incl usive, with a strong integrating force and lead the force. She embodies the aspirations of several generati ti ons of Chi nese, reflecting today . Into sex and purit y, and the i nevitabl

16、e requirement of constantly improving the partys governing capacit y. Strengthening the construction of the advanced nature and purity, the cor e problem is always maintaining t hhe partys flesh-and-blood ties with the masse s, so that our party will always be the most whol ehearted support of the m

17、asses. nceMust take the fundamental interests of the overwhelming majority of the pe e ople as the party all the starting poi nt and ending poi nt, the party has always been a common fate with the masses, t , t his is the magic weapon for our party to always maintain the advance d nat ure and purity

18、. Strengthening the construction of partys advanced nature and purity a nd enha ncing the partys ruling ability will eventually be implemented to realize, safeguard and develop t he fundamental interests of the overwhelming majority of the peopl e. All the work merits t his i s a measure of the part

19、ys fundamental standards, is a measure of the partys advanced nature and purity standards. Believe who, depending on who, who, standing on the position of the overwhelming majority of the people are always, always realize, safeguard and devel op t he fundamental interests of the overwhelming majorit

20、y of the people, it is a touchstone of the Marxist party of judgement, is also sign of Marxist party is different from other political parties. Marxist politi cal party has a clear political position and historical mission: for the interests of the vast majority of peopl l e, committed to the fundam

21、ental interests of the overwhelming majority of the people. From the day of the e e stablishment of the Chinese Communist Party, always adhere to basic principles of historica l materialism, for the interests of the most people as t t heir goal, always servi i ng as its fundamental purpose and value

22、s. Fully trust the masses, closely rely on the masses maintain flesh-and-blood ties with the masse s is always the source e of our party full of vigor and vitalit it y, is always the most determined in the development of our party and our country. Conscienti i ously accept supervision by the masses,

23、 pay attenti on t o listen to the masse e s assessment, which itself was the partys advad nat ure and purity into practical a ction to realize the fundamental interests of the overwhelmi i ng majority of the people. At present, the party committees and leading cadres and t he Government generally va

24、lue the close relations with the masses, do a lot of productive work, but there are still some第 1 页，共 7 页名师归纳总结 - - - - - - -精选学习资料 - - - - - - - - - Accor Chineding to se natiOffice Party of mass li on. 18 Congress of the partne educati on practice activities le y, Comrade XI Jinpi ng repeated grou

25、p of unified arra ngements, units mai dly expounde d the Chine se dream. T he ban led to for sic connotati cadres workers Shang a times party lecture ti on of the Chi nese dream, is the national pr, due to himself level limited, only put this stage osperity, national revitalization, the happineconce

26、 ntrated learni ng of experie nce today a nd every one common with lear ning e ss of the people, Chi na importa nt to follow i s to keep Chi na Road, carry forward the xchange, pur pose is let we furt her de ep understanding mass li spirit and cohesi on stre ngth of China, dream dreams of the pene o

27、f connotati on, insiste ople of Chi na, but determined party of mass li ne, do masse d conf ide nce, enhance self-awarenes work, foll owi ng main from four a aspect s told: a, and full aware ss, a chieve self-relia nce, t o build a stronger China , civilizatiness party of mass line education pra cti

28、ce a on, harmony, beauty, Chi na, C hina, China. ctivities of major meaning Strategic concePartys 18 major disti ption of Chi na was 18 tnct pr opose he spirit of the ed to focus on the partys adva nce d nat ure and purity, in t he part y, with pragmatic a nd nrichment and development of the party,

29、consci entiously st udy the Chi nese dream, leadiclea din for the people as the mai n content of the partys mass li ng pe opl e to har d to realize the Chi nese dream, mass ene and e ducation activities iducational practi ce. This is comrade n de pth the fundamental starting e XI Jinping as party Ge

30、 poi nt and ending point. Streneral Secretary a ngthen t he educatind adhere t o strictly admi on of the partys mass li nistering t he part y, strengt li ne, helps to train the hen t he party s major de cisi on is i n line with the publi collective consciousness of the unity of the party ai c expe c

31、tations and strengtheni ng the con structi on nd the pe ople, playing t he Chinese dream ide ologi cal baof learning ses. Comrade -ori ented e Mao Zeservice innovation of Marxist partys major de ployme dong stresse d that parties shoul d have common lae nt, is the im nguage socialist portant mea sur

32、e to a dvance the great cause of socialism wit countries must have unity of will. History hash Chinese characteristics. First, carry out the partys mass line in education practi ce, was cacarrying 18 of the party spirit, summon a pow erful force for realizing the great rejuvenation of the Chinese na

33、ti i on the Chi nenese dream of urgent nee ds. Partys 18 to promote strategic deployment to building socialism with Chi nese characteristics, presents two 100-year goal, namely, by 2020 Chinas gross domestic product and per capita i ncome of urban and rural residents in 2010 on the basis of double c

34、omplete the building of a well-off society; the middle of this century into a prosperous, dem ococratic, civilized and harmoni ous S ocialist modern country, and on this ba sis, the Chinese dream of realizing the great rejuvenation of the（1）公理 1：如果一条直线上的两点在一个平面内，那么这条直线在3 等角定理：空间中如果两个角的两边分别对应平行，那么这两个

35、角相此平面内 符号表示为等或互补 4 注意点：AL A L a 与 b 所成的角的大小只由a、b 的相互位置来确定，与O 的选择BL = L 无关，为了简便，点O 一般取在两直线中的一条上；A 两条异面直线所成的角 (0 ， ) ；2 当两条异面直线所成的角是直角时，我们就说这两条异面直线互相垂直，记作 ab； 两条直线互相垂直，有共面垂直与异面垂直两种情形； 计算中，通常把两条异面直线所成的角转化为两条相交直线所成的角。B 公理 1 作用：判断直线是否在平面内（2）公理 2：过不在一条直线上的三点，有且只有一个平面。符号表示为： A、B、C三点不共线 = 有且只有一个平面 ，A C B 使

36、A 、B 、C 。公理 2 作用：确定一个平面的依据。2.1.3 2.1.4 空间中直线与平面、平面与平面之间的位置关系（3）公理 3：如果两个不重合的平面有一个公共点，那么它们有且只1、直线与平面有三种位置关系：有一条过该点的公共直线。P L（1）直线在平面内 有无数个公共点符号表示为： P = =L，且 PL （2）直线与平面相交 有且只有一个公共点公理 3 作用：判定两个平面是否相交的依据（3）直线在平面平行 没有公共点指出：直线与平面相交或平行的情况统称为直线在平面外，可用a 2.1.2 空间中直线与直线之间的位置关系来表示1 空间的两条直线有如下三种关系：共面直线 异面直线：相交直线

37、：同一平面内，有且只有一个公共点；平行直线：同一平面内，没有公共点；不同在任何一个平面内，没有公共点。2 公理 4：平行于同一条直线的两条直线互相平行。符号表示为：设a、b、c 是三条直线a a =A a a b c b =a c2.2. 直线、平面平行的判定及其性质强调：公理 4 实质上是说平行具有传递性，在平面、空间这个性质都 适用。公理 4 作用：判断空间两条直线平行的依据。2.2.1 直线与平面平行的判定 1、直线与平面平行的判定定理：平面外一条直线与此平面内的一条直proved that a people and a nation, if it does not have its o

38、wn spiritual pillar, there is no unity of spiritual support, it means that no soul, l, will lose cohesion and vitality. Figuratively speaking, a sack of potatoes, quantity cannot be too a team, form a joint force; only like granite, so closely United to form invincible, no difficult means of strengt

39、h. National rejuvenation of Chinese dream, not only embodies the common interests and pursuit it s, and covers a variety of groups and classes, has a wi de a ppli cability and i nclusive, with a strong integrating force and lead the force. She embodies the aspirations of several ge e nerations of Ch

40、inese, reflecting today . Into sex and purity, and the i i nevitable requireme e nt of constantly improving the partys governing capacity. Stre ngthening the construction of the advance d nat t ure and purity, the core probl em is always maintaining the partys flesh-a -a nd-blood ties with the masse

41、s, so that our tiparty will always be the most wholehearted support of the masses. Must take the fundamental into pra nterests of the overwhelming majority of the people as the party all the starting point and endi ng point, the party has always bee n a common fate with the masses, this is the magic

42、 weapon for our party to always maintain the advanced nature and purity. Strengthening the construction of partys advanced nature and purity and enhancing the partys ruling ability will eventually be implemented to realize, safeguard and develop the fundamental interests of the overwhelming majority

43、 of the people. All the work merits this is a measure of the partys fundamental standards, is a measure of the partys advanced nature and purity standards. Believe who, depending on w ho, who, sta ndi ng on the position of the overwhelming majority of the people are always, always realize, safeguard

44、 and develop the fundamental interests of the overwhelming majority of the people, it is a touchstone of the Marxist party of judgement, is also sign of Marxist party is different from other political parties. Marxist t politi cal party has a clear political position and historical mission: for the interests of the vast majority of people, committed to the fundamental interests of the overwhelming majority of the people. From the day of the es