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發表於:2017-02-10
haveagood/badreputationHisbadreputationiswellknown.Hewasbarredfrommembershipbecauseofhisbadreputation.Butabadreputationishardtoshake.ShehasabadreputationfortellingliesGoo...
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發表於:2020-03-21
問題詳情:如圖,四邊形ABCD為⊙O的內接四邊形,已知∠BCD=110°,則∠BAD= °.【回答】70知識點:圓的有關*質題型:填空題...
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發表於:2021-02-20
問題詳情:.如圖,DB⊥AB,DC⊥AC,BD=DC,∠BAC=80°,則∠BAD=( )A.10° B.40°C.30° D.20°【回答】B知識點:角的平分線的*質題...
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發表於:2019-09-18
問題詳情:如圖,在△ABC中,點D在邊BC上,∠B=∠BAD=∠C,∠CAD=∠CDA,求△ABC各內角的度數. (第20題)【回答】解:設∠B=∠BAD=∠C=x,則在△ADC中,∠CAD=(180°-x).在△ABC中,由三角形內角和定理得3x+(180°-x)=1...
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發表於:2018-12-21
BreakingBad:OriginalScoreFromTheTelevisionSeries:Volume2featuresincidentalmusicspeciallycomposedfortheseriesscoredbyDavePorter.Thealbumfeaturing20tracksofcompositionswasr...
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發表於:2024-01-03
1、Thatwasbadnews.2、Andthebadnews?3、Itisonlybadnews.4、Thebadnewsdisheartenedhim.5、Thebadnewssaddenedme.6、Successfultradersbuyintobadnews&sellintogoodnews.7、Thebadne...
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發表於:2019-08-20
問題詳情:如圖1,∠CAB=∠DBA,再添加一個條件,不一定能判定△ABC≌△BAD的是( )A.AC=BD B.∠1=∠2 C.AD=BC D.∠C=∠D ...
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發表於:2022-08-13
問題詳情:如圖,已知AB∥DC,AE平分∠BAD,CD與AE相交於點F,∠CFE=∠E.試説明AD∥BC.【回答】∵AB∥CD∴∠1=∠CFE又∠CFE=∠E∴∠1=∠E又∠1=∠2∴∠2=∠E∴AD∥BC知識點:平行線的*質題型:解答題...
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發表於:2021-09-28
問題詳情:如圖,在△ABC中,D是BC邊上的一點,∠B=50°,∠BAD=30°,將△ABD沿AD摺疊得到△AED,AE與BC交於點F.(1)求∠AFC的度數;(2)求∠EDF的度數.【回答】∠AFC=110 ∠EDF=20知識點:三角形全等...
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發表於:2024-01-07
1、Heisabadboy.2、Haveyoubeenabadboy?3、Hecan'tbeabadboy.4、Thebadboyhadabeating.5、"DracoMalfoyisabadboy!"squeakedDobbyangrily."abadboywho-who-".6、Womenlovetheraw,...
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發表於:2018-09-02
TheendofthedecadesawtheemergenceofanewpowerintheEast:the"BadBoys"oftheDetroitPistons.Detroit'simageas"BadBoys"wasastyleofplaytheywentaftertoposeathreattotheCeltics'...
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發表於:2021-11-01
問題詳情:如圖,已知△ABC≌△BAD,∠ABC=35°,∠BAC=105°,那麼∠CAD的度數是A.60° B.65° C.70° D.105° 【回答】C知識點:三角形全...
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發表於:2021-06-11
問題詳情:如圖,已知⊿ABC≌⊿BAD,AC與BD相交於點O,求*:OC=OD。【回答】*:∵⊿ABC≌⊿BAD,∴AD=BC,∠D=∠C; 又∠AOD=∠BOC…………………3分在⊿AOD與⊿BOC中, …………………5分∴⊿AOD≌...
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發表於:2020-11-28
問題詳情:如圖,在□ABCD中,用直尺和圓規作∠BAD的平分線AG交BC於點E,以A為圓心,AB為半徑的弧交AD於點F,連接EF.若BF=6,AB=5,則四邊形ABEF面積是( )A.48 B.36 C.24 D.12【...
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發表於:2024-01-09
1、ThosethatthedoctorraisedinthetapwaterinBadHomburgthathasnoironandfedonbeef-heartandwhitewormshasnoredcolour.2、ItisinTorontoanditssellersareidentifiedonlyasChristianmf...
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發表於:2020-03-23
問題詳情:如圖,在▱ABCD中,用直尺和圓規作∠BAD的平分線AG交BC於點E,若BF=6,AB=4,則AE的長為()A. B.2C.3D.4【回答】B【考點】N2:作圖—基本作圖;L5:平行四邊形的*質.【分析】由基本作圖得到AB=AF,加上...
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發表於:2021-10-03
問題詳情:如圖所示,△OAC和△BAD都是等腰直角三角形,∠ACO=∠ADB=90°,反比例函數y=在第一象限的圖象經過點B,與OA交於點P,且OA2﹣AB2=18,則點P的橫座標為()A.9 B.6 C.3 D.3【回答】C...
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發表於:2018-07-27
THEnewsseemstogofrombadtoworse.Lefttothemselves,thingstendtogofrombadtoworse.Ifyousometimeshavethosedayswheneverythingseemstogofrombadtoworse,thenthisarticleisforyou....
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發表於:2020-05-29
問題詳情:如圖4,在矩形ABCD中,AC、BD相交於O,AE平分∠BAD交BC於E,∠CAE=15°,求∠BOE的度數。【回答】解:因為四邊形ABCD是矩形,所以 ∠BAD=90°,∠ABC=90° 因為AE平分∠BAD 所...
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發表於:2020-06-26
問題詳情:如圖,矩形ABCD中,兩條對角線相交於點O,AE平分∠BAD交於BC邊上的中點E,連接OE.下列結論:①∠ACB=30°;②OE⊥BC;③OE=BC;④S△ACE=S▱ABCD.其中正確的個數是()A.1 B.2 ...
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發表於:2019-06-02
問題詳情:如圖,在⊙O中,AB為直徑,CD為弦,已知∠ACD=40°,則∠BAD=度.【回答】50度. 解:∵在⊙O中,AB為直徑,∴∠ADB=90°,∵∠B=∠ACD=40°,∴∠BAD=90°﹣∠B=50°.知識點:各地中考題型:填空題...
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發表於:2020-01-07
問題詳情:如圖,△BCD是等邊三角形AB=AD,∠BAD=90°,將△BCD沿BD摺疊到△BC′D的位置,使得AD⊥C′B.(1)求*:AD⊥AC′;(2)若M,N分別是BD,C′B的中點,求二面角N-AM-B的餘弦值.【回答】 (1)∵∠BAD=90°,∴...
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發表於:2019-01-09
Thingshavegonefrombadtoworse.Thesituationhasgonefrombadtoworse.Hishealthhasgonefrombadtoworsesincehesufferedfromheartdisease.Wewerehopingforanimprovementbutthingshavegone...
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發表於:2017-09-09
Hispalefacesuggestsbadhealth.Hisbadhealthworriedhisparentsgreatly.Formuchofthetimehesufferedfrombadhealth.Therecouldbesomepsychologicalexplanationforhisbadhealth.Hisbadhe...
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發表於:2018-06-07
"That'swhatJoeysaid,"Pattytoldthem."hesaiditwasjustawordandnotevenabadword."Hecankeepsecretsforothersandneversaysabadwordaboutanyone.Agoodwordthreewinterwarm,badword...