首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
设△ABC的内角A,B,C所对的边长分别为a,b,c,且,则角A的大小为______。
查看本题答案
包含此试题的试卷
中小学校长招聘考试《填空》真题及答案
点击查看
你可能感兴趣的试题
设△ABC的内角ABC的对边长分别为abcb2=ac求B.
△ABC的三个内角A.B.C.所对的边长分别为abc若p=a+cb与q=b-ac-a是共线向量则角C
设△ABC的内角A.B.C.所对的边分别为且Ⅰ求c边长Ⅱ求的值
已知锐角中内角所对边的边长分别为满足且.Ⅰ求角的值Ⅱ设函数图象上相邻两最高点间的距离为求的取值范围
设△ABC的内角A.B.C.所对的边长分别为abc且1试求tanA与tanB的关系2求的最大值
设△△ABC的内角A.B.C.所对的边分别为abc且a+c=6b=2cosB=.Ⅰ求a和c的值Ⅱ求s
设△ABC的内角ABC所对的边长分别为abc且acosB﹣bcosA=c则=.
设△ABC的内角A.B.C.所对的边分别为abc且b=3c=1△ABC的面积为求cosA.和a的值.
设△ABC中的内角ABC所对的边长分别为abc且b=2.Ⅰ当时求角A的度数Ⅱ求△ABC面积的最大值.
设△ABC的内角ABC的对边长分别为abcb2=ac求B.
设△ABC的内角么B.c所对的边分别为abc且acosC-c=b.I.求角么的大小II若a=3求△A
设△ABC的内角A.B.C.所对的边分别为abc且acosC.+c=b.1求角A.的大小2若a=1求
设△ABC的内角
,
,
所对的边分别为a,b,c,且
,a+b=12,则△ABC面积的最大值为( ) A.8B.9C.16
21
设△ABC的内角A.B.C.所对的边长分别为abc且acosB.=3bsinA.=4.Ⅰ求边长aⅡ若
设△ABC的内角A.B.C.所对的边长分别为abc且.1求边长2若△ABC的面积S=10求cosC的
设△ABC的内角A.B.C.所对的边分别为abc且a+c=6b=2cosB=.Ⅰ求ac的值Ⅱ求sin
设△ABC的内角A.B.C.所对的边分别为abc且a=2cosC=-3sinA=2sinB.则c=.
设△ABC的内角A.B.C.的对边分别为abc且则c=___________
设△ABC的内角ABC的对边长分别为abcb2=ac求B.
设△ABC的内角A.B.C.所对的边长分别为abc且cosB=b=2Ⅰ当A.=30°时求a的值Ⅱ当△
热门试题
更多
以函数的奇偶性为内容撰写一份说课稿
我国近代教育史上第一个现代学制系统称为______
人只有受过一种合适的教育之后人才能成为一个人这说明教育是______
试论述掌握知识与发展智力相结合的规律
若实数ab满足a2+ab-b2=1那么a2+b2的最小值是.
专家型教师相对于新手型教师在解决问题过程中的优势关键在于______
=.
athardchangeupbeforewinhappendownchoosepractisecomepartLifeisnoteasysoI’dliketosayWhenanything46believeinyourself!WhenIwasayoungboyIwastooshytospeaktoanyone.Myclassmatesoftenlaughed47me.Iwassadbutcoulddonothing.Latersomethinghappenedandit48mylife.ItwasanEnglishspeechcontest.Mymotheraskedmetotake49init.Whataterribleidea!ItmeantIhadtospeak50alltheteachersandstudentsofmyschool!Comeonboy.Believeinyourself!Youaresureto51ThenmotherandItalkedaboutmanydifferenttopics.AtlastI52thetopicBelieveinyourself.Itriedmybesttorememberallthespeechand53itover100times.Withmymother’sgreatloveIdidwellinthecontest.Icould54believemyearswhenthenewscamethatIhadwonthefirstplace.Iheardthecheersfromtheteachersandstudents.Thoseclassmateswhooncelooked55onmeallsaidcongratulationstome.
西方古代以其雄辩和与青年智者的问答法而著名的教育家是______
已知椭圆AB是椭圆上的两个点线段AB的垂直平分线与x轴相交于点Px00证明
汉代著名文献对贤良策的作者是谁______
athardchangeupbeforewinhappendownchoosepractisecomepartLifeisnoteasysoI’dliketosayWhenanything46believeinyourself!WhenIwasayoungboyIwastooshytospeaktoanyone.Myclassmatesoftenlaughed47me.Iwassadbutcoulddonothing.Latersomethinghappenedandit48mylife.ItwasanEnglishspeechcontest.Mymotheraskedmetotake49init.Whataterribleidea!ItmeantIhadtospeak50alltheteachersandstudentsofmyschool!Comeonboy.Believeinyourself!Youaresureto51ThenmotherandItalkedaboutmanydifferenttopics.AtlastI52thetopicBelieveinyourself.Itriedmybesttorememberallthespeechand53itover100times.Withmymother’sgreatloveIdidwellinthecontest.Icould54believemyearswhenthenewscamethatIhadwonthefirstplace.Iheardthecheersfromtheteachersandstudents.Thoseclassmateswhooncelooked55onmeallsaidcongratulationstome.
向量a与b都是非零向量下列说法不正确的是______
athardchangeupbeforewinhappendownchoosepractisecomepartLifeisnoteasysoI’dliketosayWhenanything46believeinyourself!WhenIwasayoungboyIwastooshytospeaktoanyone.Myclassmatesoftenlaughed47me.Iwassadbutcoulddonothing.Latersomethinghappenedandit48mylife.ItwasanEnglishspeechcontest.Mymotheraskedmetotake49init.Whataterribleidea!ItmeantIhadtospeak50alltheteachersandstudentsofmyschool!Comeonboy.Believeinyourself!Youaresureto51ThenmotherandItalkedaboutmanydifferenttopics.AtlastI52thetopicBelieveinyourself.Itriedmybesttorememberallthespeechand53itover100times.Withmymother’sgreatloveIdidwellinthecontest.Icould54believemyearswhenthenewscamethatIhadwonthefirstplace.Iheardthecheersfromtheteachersandstudents.Thoseclassmateswhooncelooked55onmeallsaidcongratulationstome.
皮亚杰认为学生的认知发展水平可按年龄划分为四个阶段即______前运算阶段具体运算阶段和______
下列属于墨家主张的是______
下列属于外部的不稳定的归因的是______
用012345组成没有重复数字的三位数其中排成偶数的方法共有.
athardchangeupbeforewinhappendownchoosepractisecomepartLifeisnoteasysoI’dliketosayWhenanything46believeinyourself!WhenIwasayoungboyIwastooshytospeaktoanyone.Myclassmatesoftenlaughed47me.Iwassadbutcoulddonothing.Latersomethinghappenedandit48mylife.ItwasanEnglishspeechcontest.Mymotheraskedmetotake49init.Whataterribleidea!ItmeantIhadtospeak50alltheteachersandstudentsofmyschool!Comeonboy.Believeinyourself!Youaresureto51ThenmotherandItalkedaboutmanydifferenttopics.AtlastI52thetopicBelieveinyourself.Itriedmybesttorememberallthespeechand53itover100times.Withmymother’sgreatloveIdidwellinthecontest.Icould54believemyearswhenthenewscamethatIhadwonthefirstplace.Iheardthecheersfromtheteachersandstudents.Thoseclassmateswhooncelooked55onmeallsaidcongratulationstome.
简述数学顺应学习的含义并用适当的例子加以说明
在加工信息的过程中倾向于依赖外界的环境和参照物根据外界的情况作出自己的行为这属于哪种认知方式______
已知0<a<1b>1ab>1则下列不等式正确的是.
测得一名儿童的智商为60他属于______
[要求]设计要体现英语课程标准的基本理念遵循语言教学的规律符合教学对象的认知特点和心理特征结构完整条理清晰中英文均可 [教学内容] 1.会说两个问句Doyoulike…Whatisyourfavoritesport/animal/color/fruit 2.对Doyoulike…作肯定和否定回答 Students:Grade3primaryschool
下列选项与赫尔巴特有关的是______
求函数fx=x3-3x的极值
教师进修提高最经常最普遍的形式是______
学在官府是哪个历史时期的文化教育特征______
若关于x的方程式x2+1+2ix-3m-1i=0有实根则纯虚数m=
athardchangeupbeforewinhappendownchoosepractisecomepartLifeisnoteasysoI’dliketosayWhenanything46believeinyourself!WhenIwasayoungboyIwastooshytospeaktoanyone.Myclassmatesoftenlaughed47me.Iwassadbutcoulddonothing.Latersomethinghappenedandit48mylife.ItwasanEnglishspeechcontest.Mymotheraskedmetotake49init.Whataterribleidea!ItmeantIhadtospeak50alltheteachersandstudentsofmyschool!Comeonboy.Believeinyourself!Youaresureto51ThenmotherandItalkedaboutmanydifferenttopics.AtlastI52thetopicBelieveinyourself.Itriedmybesttorememberallthespeechand53itover100times.Withmymother’sgreatloveIdidwellinthecontest.Icould54believemyearswhenthenewscamethatIhadwonthefirstplace.Iheardthecheersfromtheteachersandstudents.Thoseclassmateswhooncelooked55onmeallsaidcongratulationstome.
热门题库
更多
幼儿教师招聘考试
小学教师招聘考试
中学教师招聘考试
中小学校长招聘考试
体育教师招聘考试
信息技术教师招聘考试
音乐教师招聘考试
邮政银行招聘考试
邮政营业员考试
邮政小额贷款信贷员考试
邮政通信信息业务员考试
集邮业务员考试
快递业务员考试
邮政储汇业务员考试
邮政代理金融业务网点考试
邮件分拣员考试