GMAT数学名词

GMAT数学名词Algebra&arithmeticterms:Absolutevalue绝对值Add(addition)加Averagevalue算术平均值Algebra代数Algebraicexpression_r代数式Arithmeticmean算术平均值Arithmeticprogression(sequence)等差数列Approximate近似Abscissa横坐标Ordinate纵坐标Binomial二项式Commonfactor公因子Commonmultiple公倍数Commondivisor公约数SimplefractionCommonfraction简分数Complexfraction繁分数Commonlogarithm常用对数Commonratio公比Complexnumber复数Complexconjugate复共轭Compositenumber合数Primenumber质数Consecutivenumber连续整数Consecutiveeven(odd)integer连续偶（奇）数Crossmultiply交叉相乘Coefficient系数Completequadraticequation完全二次方程Complementaryfunction余函数Constant常数Coordinatesystem坐标系Decimal小数Decimalpoint小数点Decimalfraction纯小数Decimalarithmetic十进制运算Decimalsystem/decimalscale十进制Denominator分母Difference差Directproportion正比Divide除Dividedevenly被整除Differential微分Distinct不同的Dividend被除数，红利Division除法Divisionsign除号Divisor因子，除数Divisible可被整除的Equivalentfractions等值分数Equivalentequation等价方程式Equivalencerelation等价关系Eveninteger/number偶数Exponent指数，幂Equation方程Equationofthefirstdegree一次方程Endpoint端点Estimation近似Factor因子Factorablequadraticequation可因式分解的二次方程Incompletequadraticequation不完全二次方程Factorial阶乘Factorization因式分解Geometricmean几何平均数Graphtheory图论Inequality不等式Improperfraction假分数Infinitedecimal无穷小数Inverseproportion反比Irrationalnumber无理数Infinitesimalcalculus微积分Infinity无穷大Infinitesimal无穷小Integerable可积分的Integral积分Integraldomain整域Integrand被积函数Integratingfactor积分因子Inversefunction反函数Inverse/reciprocal倒数Leastcommondenominator最小公分母Leastcommonmultiple最小公倍数Literalcoefficient字母系数Liketerms同类项Linear线性的Minuend被减数Subtrahend被减数Mixeddecimal混合小数Mixednumber带分数Minor子行列式Multiplicand被乘数Multiplication乘法Multiplier乘数Monomial单项式Mean平均数Mode众数Median中数Negative(positive)number负（正）数Numerator分子Nullset(emptyset)空集Numbertheory数论Numberline数轴Numericalanalysis数值分析Naturallogarithm自然对数Naturalnumber自然数Nonnegative非负数Originalequation原方程Ordinaryscale十进制Ordinal序数Percentage百分比Parentheses括号Polynomial多项式Power乘方Product积Properfraction真分数Proportion比例Permutation排列Propersubset真子集Primefactor质因子Progression数列Quadrant象限Quadraticequation二次方程Quarter四分之一Ratio比率Realnumber实数Roundoff四舍五入Roundto四舍五入Root根Radicalsign根号Rootsign根号Recurringdecimal循环小数Sequence数列Similarterms同类项Tens十位Tenths十分位Trinomial三相式Units个位Unit单位Weightedaverage加权平均值Union并集Yard码Wholenumber整数Mutuallyexclusive互相排斥Independentevents相互独立事件Probability概率Combination组合Standarddeviation标准方差Range值域Frequencydistribution频率分布Domain定义域Bargraph柱图Geometryterms:Anglebisector角平分线Adjacentangle邻角Alternateangel内错角Acuteangle锐角Obtuseangle钝角Bisect角平分线Adjacentvertices相邻顶点Arc弧Altitude高Arm直角三角形的股Complexplane复平面Convex(concave)polygon凸（凹）多边形Complementaryangle余角Cube立方体Centralangle圆心角Circle圆Clockwise顺时钟方向Counterclockwise逆时钟方向Chord弦Circularcylinder圆柱体Congruent全等的Correspondingangle同位角Circumference(perimeter)周长Concentriccircles同心圆Circlegraph扇面图Cone(V=pai*r^2*h/3)圆锥Circumscribe外切Inscribe内切Diagonal对角线Decagon十边形Hexagon六边形Nonagon九边形Octagon八边形Pentagon五边形Quadrilateral四边形Polygon多边形Diameter直径Edge棱Equilateraltriangle等边三角形Exterior(interior)angle外角/内角Extent维数Exterioranglesonthesamesideofthetransversal同旁外角Hypotenuse三角形的斜边Intercept截距Includedangle夹角Intersect相交Inscribedtriangle内接三角形Isoscelestriangle等腰三角形Midpoint中点Minoraxis短轴Origin原点Oblique斜三角形Planegeometry平面几何Oblateness(ellipse)椭圆Parallelogram平行四边形Parallellines平行线Perpendicular垂直的Pythagoreantheorem勾股定理Piechart扇图Quadrihedron三角锥Radius半径Rectangle长方形Regularpolygon正多边形Rhombus菱形Rightcircularcylinder直圆柱体Righttriangle直角三角形Rightangle直角Rectangularsolid正多面体Regularprism正棱柱Regularpyramid正棱锥Regularsolid/polyhedron正多面体Slope斜率Sphere(surfacearea=4pair^2,V=4pair^3/3)Side边长Segmentofacircle弧形Semicircle半圆Solid立体Square正方形，平方Straightangle平角（180度）Supplementaryangle补角Scalenecylinder斜柱体Scalenetriangle不等边三角形Trapezoid梯形Volume体积Width宽Verticalangle对顶角Wordproblemterms:Apiece每人Percapita每人Decreaseto减少到Decreaseby减少了Brace双Cardinal基数Cent美分Nickel五美分Dime一角Penny一美分Downpayment定金，预付金Simpleinterest单利Compoundedinterest复利Foot英尺Dozen打Gross=12dozen罗Gallon=4quart加仑Fahrenheit华氏温度Depth深度Discount折扣Cumulativegraph累计图Interest利息Margin利润Profit利润Retailprice零售价Pint品脱Score二十Commonyear平年Intercalaryyear(leapyear)闰年Quarter夸脱代数ALGEBRA1.数论naturalnumber自然数positivenumber正数negativenumber负数oddinteger,oddnumber奇数eveninteger,evennumber偶数integer,wholenumber整数positivewholenumber正整数negativewholenumber负整数consecutivenumber连续整数realnumber,rationalnumber实数,有理数irrational（number）无理数inverse倒数compositenumber合数e.g.4,6,8,9,10,12,14,15…primenumber质数e.g.2,3,5,7,11,13,15…reciprocal倒数commondivisor公约数multiple倍数(minimum)commonmultiple(最小)公倍数(prime)factor(质)因子commonfactor公因子ordinaryscale,decimalscale十进制nonnegative非负的tens十位units个位mode众数mean平均数median中值commonratio公比2.基本数学概念arithmeticmean算术平均值weightedaverage加权平均值geometricmean几何平均数exponent指数，幂base乘幂的底数,底边cube立方数，立方体squareroot平方根cuberoot立方根commonlogarithm常用对数digit数字constant常数variable变量inversefunction反函数complementaryfunction余函数linear一次的，线性的factorization因式分解absolutevalue绝对值，e.g.｜-32｜=32roundoff四舍五入数学3.基本运算add，plus加subtract减difference差multiply,times乘product积divide除divisible可被整除的dividedevenly被整除dividend被除数，红利divisor因子,除数，公约数quotient商remainder余数factorial阶乘power乘方radicalsign,rootsign根号roundto四舍五入tothe