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平行四边行的面积公式是什么 一个梯形,面积是36m2,高是7m.求它的上、下底之和 平行四边行的面积公式 快 一块梯形田的面积是90m,上底是7m,下底是11m,它的高是多少米? 平行四边行的面积公式是? 一个梯形的面积是28m2,它的高是7m,上底是3m,下底是多少m?(解方程） 一块圆形菜地的周长是15.7米,如果半径加长3m,这时菜地的周长是多少米 我就想要知道平行四边行的周长公式,多一点别的别给我发,不会采取为最佳答案的 平行四边行合力计算公式并说明啥时候学的公式呢 In the day :PAST:going shoppingplaying sports withfriendsNOW:having classesAt night:PAST:watching TVreading a newspaperor a magazinechatting onlineNOW:doing lots of homeworkreading comicsFeling:PAST:happyNOW:stressed out假如你是李磊,周末活 初三英语,书面表达.假设今年暑假你回到两年前就读过的小学,发现学校已经发生了很大的变化,原来陈旧的教学楼变成了高大的新教学楼,过去学生们只能在教学楼前活动,现在他们能在绿树环 初三英语作文：书面表达Dear,BobEvery time I get a phone call or a mail,my parents want to know who the call is from.And how i got to know that person—no matter who calls me or writes to me.Last week ,they found out that I drank and hung o 关于初三英语 书面表达现在的学生很少开口说英语了、、、、、要求你鼓励某朋友开口说英语.六七十词就可以了,是初三上学期的哦 在阳光照不到的海底有没有植物生长?动物呢? you will have to leave if you shout at the party.【have to leave 划线句提问】快呀！！！ At school,we have to (clean the blackboard).对划线部分提问_____ ______ you have to _____ at school. We have to leave school的意思 we have to leave the school quicly对leava the schol 提问 I can not sure what to expect because I have never see an Indian film before.翻译 i never expect that you have come here 怎么翻译 求翻译Because when peolpe see good they expect good.And I don't want to have to li求翻译.谢谢Because when peolpe see good they expect good.And I don't want to have to live up to anyone's expectations. 英语翻译那怎么翻译呀 平行四边行的面积及周长的公式 帮忙写一篇关于自家家训的作文,500字左右.就今天内，在今天之前 家训作文,关于百善孝为先的,600到800字 平行四边的周长公式 quickly的同义词 一（阵）微风,除了用阵作为量词,还有什么可以作为量词呢? 1.某商场四月份的营业额为a万元,五月份为1.2a万元,如果按照相同的月增长率计算,该商场六月份的营业额为 描写亲人对我的关心爱护,求以生活中真实的故事为背景,记述或描写一位关心爱护你的亲人,写一篇不少于500字的作文. I don’t have any lessons on Saturday.（改为同义句）I don’t( )( )school on Saturday. 英语翻译I don't have the heart 歌手：james ingram James IngramI Don't Have The Heartyour face is beamingyou say it's 'cause you're dreamingof how good it's going to beyou say you've been aroundand now you've finally foundeverything you wanted