考滿分4月數(shù)學-系統(tǒng)習題6有作業(yè)

正確答案22TheradiusofthelargecircleisR.Theradiusofthesmallcircleisr.Theareasoftheshadedregionandthewhite...正確答案33Oisthecenterofthecircle.Xisapointonthecircle,andY(nothown)isapointinsidethecircle.OXOY正確答案44正確答案551＜x＜2ThevolumeofacubewhoseedgesarexThevolumeofarectangularsolidwhosedimensionsare(x-1),xand(x+1)正確答案66正確答案ThemeasuresoftheanglesinΔIareintheratioof1:2:3;ThemeasuresoftheanglesinΔIIareintheratio2:7:9.[QA]measureofthelargesta...正確答案88Thefigurebelowconsistsoffourcircleswiththesamecenter.Theradiiofthefourcirclesare1,2,3,and4.[QA]Th...正確答案99Theareaofarighttrianglewhosesidesare6,8,and10ishowmanytimestheareaofarighttrianglewhosesidesare3,4,and5?正確答案Thecircumferenceofacircleis12.Whichofthefollowingisclosesttotheareaofthe正確答案Arectangleisdrawninastandardxy-coordinateplane.Ifthesidesoftherectanglearenotparalleltotheaxes,whatistheproductoftheslop...正確答案Whatistheareaofacirclewhoseradiusisthediagonalofasquarewhoseareais正確答案Whatisthesurfacearea,insquareinches,ofacubewhosevolumeis216cubic正確答案Inthetriangleabove,whatisthevalueof正確答案Inthefigureabove,theradiusofcircleOis3,andm∠AOB=60Whatistheperimeteroftheshadedregion?正確答案CircleOhasaradiusof3,andisintersectedbyalineatpointsRandS.WhatistheumpossibledistancebetweenRandS?正確答案Thelengthsoftwosidesofatriangleare3and4.Whichofthefollowingcouldbethelengthofthethirdside?Indicateallsuchlengths.正確答案：BCDEThelengthsoftwosidesofatriangleare5cmand9cm.Whichofthefollowingisapossiblelength,incm,ofthethirdside?Selectallpos...正確答案：B,Ifthetotalsurfaceareaofacubeis864,whatisthevolumeofthe正確答案Arectanglehasasideof10andadiag