来自李仁璞的问题
【一个长方体,高增加5cm后就变成了正方体,表面积增加160平方厘米,这个长方体的体积是多少平方厘米】
一个长方体,高增加5cm后就变成了正方体,表面积增加160平方厘米,这个长方体的体积是多少平方厘米
1回答
2020-03-10 12:41
我要回答
请先登录
吕月兰
一个长方体,高增加5cm后就成了正方体,表面积增加了4个以正方体的棱长为长；以5厘米为宽的长方形.
每个面的面积：160÷4=40（平方厘米）
正方体的棱长：40÷5=8（厘米）
所以,长方体的长是8厘米；宽也是8厘米；高是：8-5=3（厘米）
原长方体的体积是：8×8×3=192（立方厘米）
2020-03-10 12:42:20
最新问答
推荐文章
猜你喜欢
附近的人在看
推荐阅读
拓展阅读
- 【句型转换.Themangavethemoneytotheshopkeeperforthecake.(改为同义句)】
- 【句型转换.Theyaregoingtohavesuppertogether.(改为一般疑问句)____they____tohavesuppertogether?】
- 求英语句型转换（一道）Thereare—fifteen—birdsinthepicture.(对划线部分提问)__________________birds_________________inthepicture.
- 【一道英语句型转换题Theboysgoforawalkaftersuppereveryday.（改为祈使句）请在11月18日23：00以前回答.过期作废.】
- 句型转换1.Theyhavebreakfastat7:00inthemorning.（改为一般疑问句）----they----breakfastat7:00inthemorning?2.WebegantolearnEnglish(threeyearsago.)（对括号部分提问）----didyou----tolearnEnglish3.Mybrot
- 不会的英语题（句型转换）●HegetsonwellwithMike.(同义句转换)He_________toMike.●Hewroteashortstorylastnight.(用from8to12lastnight改写句子)He_________ashortstoryfrom8to12lastnight.●Dothesestudent
- 句型转换.1.Theboylookslikehismother.Theboy句型转换.1.Theboylookslikehismother.Theboy______hismother.2.IthinkstudyingEnglishwellisnotsodifficult.I______notsodifficult______Englishwell.3.Wecanrepairyourwatchaton
- pleasetidytheroom的句型转换
- 句型转换,急用!1.Tomistallerthananyotherstudentinhisclass.（同义句）Tomis__________inhisclass2.Mike'shairis5cmlong.jack'shairis7cmlong.(合为一句）Mike;shairis_________________.3.Thehotelis（about180yuan
- 【句型转换改为同意句1.Whydon'tyouaskhelpfromyourparents_________________________________________2.Iaskedforadaysoffyesterday.Ididn'tgotoschool.___________________________________________________3.Itistoolate,soIdon't】
- 10道英语句型转换1.Iwouldliketoseeyouinthecinema.____________________youliketo__________inthecinema?2.Let'sreciteourpoems.Let's____________________reciteourpoems.3.Iwentmilesandmiles.____________________didyougo?
- 问几道初一英语句型转换句型转换1.Sheisabankclerk(划线部分提问,划线部分：abankclerk）2.Shewantstobeacook(同上,划线部分：acook）3Myuncleworksinahospital.(同上,划线部分：worksinahospital）4.W
- 句型转换和动词填空Ⅳ．句型转换1．Theladyoverthereisaskingforhelp.(改成一般疑问句)____________________________________________________________2．Thereisaclothesshopnearourschool.(根据划线部分提问)_________
- 2道英语句型转换题.急现在要!Isawhisbrotherfalloffthetree.Hisbrotherwas________falloffthetreeThecriminalwenttojailthreemonthsago.Thecriminal________injailforthreemonths
- 句型转换；小学英语!急!求大神回答!Myroomisverynice【一般疑问句】Myparentswilltakemethere【对“parents”提问】Standbehindthedoor【否定句】Sheisnotinnow【同义句】Iwouldliketocomandlistenw
- 【8个初一句型转换题.（好的追加）1.Hedid'twanttodoit.（改为肯定句）2.Tomcomelateyesterday.（改为否定句）3.Bobhadfunattheparty.（同义句）4.Myparentsarebothcook.（同义句）5.Jimcouldntspeakattheag】
- 【（英语）句型转换题目1.Givemethebook,piease,(改为否定句）______________________________2.It'sverycoldtoday,(根据答句写出问句）______________________________3.Igohomeatfive.(改为一般疑问句）___________________】
- 英语句型转换1.HestayedinBeijingfor12years.(对for12years提问)Howfar___________________toBeijing?2.Shewasbornonthe2ndofJune,1973.(改为同义句)Shewasborn____________19733.HestayedinBeijingfromWuhan?______
- 5句初二英语句型转换急Mycomputerisbroken.__________________withmycomputer.Theydonothaveenoughmoneytobuybooks.Theyare__________tobuybooks.IhopethatIcanseethecharityshow.Ihope__________thecharityshow.Wedec
- 句型转换everythingthereisnotyours同义句
- 英语句型转换1.Janewouldliketogotohangzhoutomorrow(改为同义句)jane________gotohangzhoutomorrow2.TheweatherinZhangzhouisnottensameasthatinBeijing(改为同义句)TheweatherinZhangzhouis________thatinBeijing.3.T
- 【英语句型转换的方法怎样提高速度和准确率】
- 【10个英语句型转换1.IwanttovisitBritain.__________________youwant__________________?2.Franceisfamousforitsscenery.__________________Francefamous_________?3.TherewillbeaFrenchfilmfesticalnextweek?__________________ther】
- 英语句型转换,20道1whydon'tyougoskatingthisafternoon?同意句2theyenjoyedthemselvesverymuchlastsunday同意句3melissagotabirthdaypresent反意疑问句4theweathertodayis(fine)对括号部分提问5lucywillfinishwrit
- 【句型转换,Thereisnosugarinmytea.（变为同义句）There（）()sugarinmytea.Therearesomepicturesintheoffice.(变为否定句）There（）（）picturesintheoffice.Thereisatreeinfrontofthehouse.（变为一般】
- 句型转换---好心人帮帮忙*^.^*追加10分句型转换1.Youwillhearit(100metersaway).(就括号部分提问）______________________________________________2.(Unclewang`s)carbrokedownyesterday.(就括号部分提问）______
- 两道初一英语的句型转换题,在线等,作业!Itsaysanelephantweights40tons.划线提问划线部分：40tons________Motherboughtsomefoodaswellasdrinksfortheparty.改为同义句希望精通英
- 【英语的句型转换HeaskedDavid,"wheredidyougo?"（句型转换）HeaskedDavid————————.】
- 【英语句型转换题1.Mikethinkssnakesareinteresting.(变为否定句)Mike_______________snakesareinteresting.2.Maryhasreadthatbook.(变为一般疑问句)_______________________________________________3.Youhavetolookafteryourself】
- 3个高一的句型转换Ilookslikesnow改为Itlooks______itisgoingtosnowThestudentsdidn'tstoptalkinguntiltheteachercamein改为________theteachercameindidthestudentsstoptalkingHehadetobegforalivingwhenhewasateen