朝霞的意思

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重点的意思是从每个顶向对边中点做线然后这三条线的焦点(重心是三角形三边中线的交点)这是百度的解释证明过三角形重点的任意一条线能不能都平分这个三角形 用两种方式对canada提问:I'm from canada 图7ABCD为平行四边形,AC与BD相交于点O,点E、F在AC上,且BE‖DF,求证:BE=DF.(注意证明格式) 图3ABCD为平行四边形,DB⊥AD,求BC、CD及OB的长.(注意证明格式) gentleman是什么意思? gentleman是什么意思,怎么读? 图图数学题目啊O__O"…06图6四边形ABCD平行四边形,E是AD中点,F是BC中点,求证四边形BEDF是平行四边形 gentleman这首歌什么意思 What he did really ______ (使惊奇) us.填什么?请说明理由!并请说明不填其他类似单词的理由! 数学的图图题目啊04O__O"…图4在矩形ABCD中,两条对角线AC、BD相交于点O,∠AOB=60°,AB=4cm.(1)判定△AOB的形状(2)求对角线的长(3)我们可以得到一个很重要的结论,请你总结 What he did ___(使震惊) all of us. 图2,是由某“基本图案”经过多次的平移或旋转形成的图案(小圆不允许重叠),那么这个“基本图案”至多由()个小圆构成.A.7 B.6 C.5 D.4 There's ______telling what he will do if he's annoyedA none B nobody C not D no end数学几何图图\(^o^)/~05图2在梯形ABCD中,AB‖DC,DB平分∠ADC,过点A作AE‖BD,交CD的延长线于点E,且∠C=2∠E.(1)求证:梯形ABCD是等腰梯形;是不是:∵AE‖BD,∴∠E=∠BDC,又∵DB平分∠ADC,∴∠ADB=∠BD 给老师做贺卡,新年贺卡,数学用数字做,英语用图片做,语文用优美的语言,快 唬的读音急快意思 武松打虎中“唬吓”怎么读 唬吓的吓怎么读和意思唬吓到底读he还是xia,还有唬吓解释和意思--- 英语翻译REMOVE insulation from the areas where the pigtails will be nipped,BUT LEAVE the affected outlet pigtail insulated UNTIL just after the pre-job safety meeting.Keep the insulation in place around the adjacent pigtails so that they are kept (1)根号12+根号1/2-2根号1/3(2)(2根号2+根号3)(根号3-2根号2) 离职是remove from还是reflect from 三角形ABC中,AC=24,BC=10,AB=26,则其外接圆半径长为多少?把答案给我,并说出理由. remove sb from the post 的同义词组remove sb from the ( ) 新华商场销售某种冰箱,每台进价为2500元,市场调研表明:当销售价为2900元时,平均每台能销售出台;当销售价没降低50元时,平均每台就能多售出4台,商场要想使这种冰箱的销售利润平均每天达 take such firm measures so that .这里为什么用so that 用that可以吗? what he said at the meeting made___difference to all of usA.much of B.much a C.a much D.much of aMy watch needs ___,but I have no time to go to town to have it___A.to repair;repairing B.to be repaired;repairing C.repairing;repairedD.being repai 设函数f(x)=sinxcosx+cosx^2,求f(x)的最小正周期,当x属于【0,π/2】时,求函数f(x)的最大值和最小值. this is why i am hot中文意思是什么?这首歌曲一直在重复这句,这句的意思是不是“这就是我为什么这么性感?” 我很热,能这样说吗?i am hot形容一个人感觉很热怎么说?能说i am hot ,he is hot We all agree with what he said(改为同义句) ( )is( )what he said,在括号里填上适当的词句 数学立体空间怎么学啊?感觉好抽象!有什么方法吗? We all agree with what he said同义句We all agree with what he said(改为同义句)( )is( )what he said,在括号里填上适当的词句