Theywereinterestedyoutoldme

倍长中线 几何有哪四大类?我只知道两个：截长补短,中线倍长 还有呢? 如果已经知道了一个三角形的中线和角平分线是一条线 除了中线倍长法 还能用什么方法证明这是一个等腰三角想了半天是 边边角啊 证不了饿 计算周长是为什么不算中线的长 Happy birthday i hope today treats me Happy birhday.Ihope today treats you well. 1.I like to sleep ( ) the windows open.A.with B.in C.up D.on2.The old man lives in the country ( ),but he doesn't feel ( ).A.alone;alone B.lonely;lonely C.alone;loney D.loney;alone3.那边有一个女孩.There is a girl _____ _____.【翻译,每空 数学问题认为自己数学好的进!数轴上表示整数的点称为整点,某数轴的单位长度是1cm 若在这个数轴上任意画一条长为2010cm的线段,请问此线段能够盖住的整点有多少个?图（1）如果将方阵图中 每空次数不限啊!1.Carl's parents allowed him to (go to the party) yesterday evening.（对括号部分提问） ______________ Carl's parents allow him to ________ yesterday evening?2.I can't decide which bag I should buy.（改为同义句）I 1.She's put her car in the garage,( ) she?A.is B.has C.isn't D.hasn't 2.My grandpa takes good care of his flowers and plants.He ( ) whenever they are dry.A.puts them out B.anymore C.any how D.anywhere3.Mr Green is rish.He ( ) meat ( ) his dog.A.feed; 1.There ( ) a new city there in ten years.A.is B.has C.will be D.will have2.I have ( ) apples but ( ) milk than him.A.many;much B.fewer;less C.more;less D.more;fewer3.If there are ( ) flowers,our city will be ( ) nicer.A.less;more B.more;more C.more; 苏教版六年级下册数学综合练习册第60 有一句话我不懂,我有一个同学对我另一个同学说 他（指我）这人很lada（字不会写）,不想和在一起! 3道英语求助 3道英语,完成句子.1.____________________ brothers and sisters?2.____________________________David.3.__________speak_______________. 如图所示,每个正方形点阵均可看作是由前一个正方形点阵增加一些点组成.根据图中提供的信息,用含n的等式表示第n个正方形点阵的规律：——————————————图没法搞,不好意思, my bumped i head 连词成句 I can do it well___ ___ ___(只要) I have a chance. I may have done in an exam, but it doesn't 15meam I can' t do well in the future.帮忙翻译这句话吧 传说英文怎么写 传说的英文怎么写 传说英语怎么写? 用中线倍长的方法证明已知在△ABC和△A'B'C'中,AB=A'B',AC=A'C',AD,A'D'为中线且AD=A'D'.求证：BD=B'D' 根据英文释义及首字母提示 1.f (at last; in the end)2.r (give back ;come back)3.f (not remember)4.t (4.t (a person who goes to visit other places)5.r (use something by paying money） 倍长中线的几何问题已知三角形ABC中,AB=AC,BD为AB的延长线,且BD=AB,CE为三角形ABC的AB边上的中线.求证CD=2CE what will be the results for the people in our city?这句话怎么反应啊,求助 英语翻译吾之所向一往无前愈挫愈勇再接再厉尽量要有气势一点 对,就要愈挫愈勇! 孙中山在辛亥革命后,“吾志所向,一往无前,愈挫愈勇,合乎人群之需要”的主要“模范行动”有哪些 谁知道越挫越勇的意思 吾志所向,一往无前；愈挫愈奋,再接再励什么意思? 第三题数学