三角函数怎样计算-查字典问答网
刘鑑澄
tan=对边/临边
cos=临边/斜边
sin=对边/斜边
- “额定电流”的英文缩写单词?
- There____fishinthisriverthaninthatone.A.arefewerB.isfewerC.arelessC,为什么A不对呢?
- 【DearSusan,Youareonlythreeyearsold,andatthispointinyourlifeyouarenotabletounderstandthisletter.Butsomedaywhenyougrowup,IhopeyouwillfindsomethinginwhatIamgoingtosharewithyou.Lifecanbe.】
- 【求英文单词“Company”的缩写形式】
- 【Ridgewoodisasmall,quiettown20milesfromManhattan.Itisatypicalsuburbantown,perfectforraisingchildrenawayfromthefastpaceofthecity.However,someRidgewoodkidsfeelasupsetasiftheywereonthecity’sbusystreets.I】
- 甲、乙、丙三个工程队合修一条路,甲队每天修的是甲队的5/4,丙队每天修的是乙队的8/7.丙队每天修多少米?
- 【英语作文myfavoritetvprogram】
- N/A的意思请各位大侠说一说,在合同中填写N/A什么意思?或者是建筑学中的.
- IntheUS,peoplepreferwaitingforatabletosittingwithpeopletheydon’tknow.Ifyouaresittingatatablewithpeopleyoudon’tknow,itisimpolitetolightupacigarettewithoutaskingifitwilltroublethem.AtAmericanrestaura
- 【Therearelesscaraccidentthisyearthantherewerelastyear.纠错,并简述原因谢谢.】