AMC常見數(shù)學詞匯總結（A-E）

AMC常見數(shù)學詞匯總結（A-E）Aabscissa橫坐標absolutevalue絕對值acuteangle銳角acceleration加速度algorithm算法altitude三角形的頂垂線angleofinclination傾斜角angleofprojection投射角發(fā)射角approximation近似arc弧線arccos反余弦arcsin反正弦arclength弧長arithmeticmean算術平均arithmeticsequence/progression等差數(shù)列asymmetric/symmetric非對稱/對稱atmosphericpressure大氣壓axiom公理axis軸，坐標軸Bbarchart條狀圖base指數(shù)函數(shù)或者三角形的底baseangles等腰三角形對稱的底腳billion十億binarycode二進制代碼binaryrelation二元關系binomialcoefficient二項式系數(shù)binomialtheorem二項式定理bound邊界boundedfunction有界函數(shù)branch(雙曲線)分支bridgesofKonigsberg哥尼思堡橋CCalculus微積分centroidorcentreofmass質心chord弦circumcentre三角形的外接圓的圓心circumference圓周長closedcurve封閉曲線coefficient系數(shù)combination組合commondifference/ratio

公差/公比commonfraction真分數(shù)commute交換component分量，分支composition合成，復合condition條件(necessary/sufficient必要充分)cone/conic圓椎體congruence同余，同余數(shù)congruentfigures

全等圖形constantspeed勻速contain包含含有convex凸起的coordinates坐標coprime互質/素(沒有公因子除了1)counterexample反例cube立方體cuberoot立方根cubicequation三次方程cylinder圓柱Ddeceleration減速度acceleration加速decimalfraction十進制分數(shù)decimalplaces(十進制)小數(shù)位repeatingdecimal循環(huán)小數(shù)decreasingsequence遞減序列definiteintegral定積分degree度denominator分母density密度denumerable可數(shù)的derivedfunction導函數(shù)determinant行列式dimension維度directlyproportional成正比的directproof直接證明disc圓盤discriminant二次方程判別式(b⑵-4ac)disjoint不相交的distancebetweentwolines/points/apointtoaline兩直線或兩點之間或點到直線間的距離distinguish分辨distinguishable可分辨的distributive分配的divisor除數(shù)因子domain定義域doubleroot兩重根Eedge邊，邊界efficiency效率effort力，作用elastic彈性element元素elementaryfunction初等函數(shù)ellipse橢圓ellipsoid橢圓球形ellipticparaboloid橢圓拋物線emptyset空集endpoint端點energy能量enumerable可數(shù)的equality相等equilateral等邊equilibrium平衡equivalent等價error誤差estimate估計量estimationevent事件(概率中的)expectedvalue期望值exponent指