(1)BE∥DF,(2)BE⊥MN,DF⊥MN,(3)∠EBM=∠FDM=90°,
最新问答: 行驶的路一定,车轮的直径和转动的周数是( )的两个量. 1.what is your favouite hobby? 英语疑问In the course of this life I have had a great many encou 初二数学(机会大小的比较)1.桌上放着两个写了地址的信封和两份已写好的信,小敏要把信装进对应的信封里,他没有看具体的地址 it is+形容词+to do stn ( ):15=( ):18=0.4=( )/20=( )(百分数) 氩原子的电子总数是多少? AP是圆o的切线,P为切点,AC与圆O相交于B,C两点,圆心o在角PAC的内部,点M是BC的中点(1)求证;A,P,O, 如图,已知直线AB是⊙O的切线,A为切点,OB交⊙O于点C,点D在⊙O上,且∠OBA=40°,则∠ADC的度数为( ) I can call her for [more information].___ can you call her _ 英语翻译Also not that the Consignee is different than the delive 以下对实验现象的分析合理的是( ) 数学题8路车从起点站到终点站(或从终点站到起点站)要花30分.8路车驾驶员李叔叔每天6点50分上班,从起点站发车,中间有 take a deep breath,make it count x2-xy-2y2-x+5y-2因式分解 现在规定★是一种新的运算,设a,b是两个数,规定:a★b=a×b+2a,列如:2★3=2×3+2×2=10,那么10★2 Have you learned German?Yes.It's___ language I've ever learn put on a play的音标 小学五年级好词好句摘抄大全 6.3÷x=7 x÷4.5=1.2列方程