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1、AEAS数学词汇一：常见符号plus ;positiveminus ;negativemultiplied by ;timesdivided byequalsapproximately equalsnot equal toless thangreater thanequal to or less than equal to or greater than o( )round brackets ;parentheses square brackets bracesis a member of the setis a subset ofsimilar tocongruent to*denotes
2、an operationthereforebecauseratio sign, divided by, is toequals, as(proportion)square root ofcube root ofparallel toperpendicular to, at right angles withangleright angledegreeminutesecondcircleABarc ABethe base of natural logarithms,approx.2.71828x!factorial x, x(x-1)(x-2)-1lognxlog x to the base n
3、pilnxlog x to the base e(natural logarithm)lgxlog x to the base 10(common logarithm)|x|the absolute value of x二： 常见几何计算公式平面图形的周长和面积：PerimeterAreaTriangle三边之和(底高)/2Square边长4边长的平方Rectangle(长+宽)2长宽Parallelogram(长+宽)2底高Trapezoid四边之和(上底+下底)高/2Rhombus边长4两条对角线之积的1/2Circle2r=dr2立体图形的表面积和体积VolumeSurface Area
4、Rectangular Prism长宽高2(长宽+长高+宽高)Cube棱长的立方6棱长棱长Right Circular Cylinderr2h2r h(侧)+ 2r2(底)*Sphere4r3/34r2Right Circular Coner2h/3lr/2 (l为母线)附录：SAT数学考试速查词汇AAbscissa横坐标absolute value绝对值account for（数量）占acute angle锐角acute triangle锐角三角形Add加add toAddition加，加法Adjacent相邻adjacent angles邻角Algebra代数学algebraic expr
5、ession代数式algebraic fraction分式algebraic term代数项Aliquot除得尽数Aliquant除不尽数alternate angles内错角Altitude高度Amount合计Angle角angle bisector角平分线Apex顶，顶点Apiece每人，每个Approximately近似的，大约的Approximation近似，近似值Arc弧，圆周的任意一段Area面积Arithmetic算术arithmetic(al) average算术平均数arithmetic(al) mean算术平均数或等差中项arithmetic(al) progression
6、或series算术级数，等差级数assume that假定义at random随机地at right angles with与成直角at this rate以这样的比率，价格或速度Average平均，平均数平均的Axis轴BBalance余额bar graph(chart)条带图Base堤边，底面，幂或乘方的底数base area底面积be across from在对面be closet to最接近be composed of由构成be equal to与相等be equivalent to anther equation与另一方程痛解be fewer than小于be greater tha
7、n大于be greater than or equal to不小于be inscribed in内接于be less than小于be less than or equal to不大于be parallel to平行于be perpendicular to垂直于be substituted for代替Billion109Binomial二项式Bisect把二等分Block立体blot out涂掉，删掉Bound辩解，范围；邻接bulk大量Ccalculate to three decimal places计算结果保留三位小数Cancellation约掉，消掉Center圆心central an
8、gle圆心角Chart图表Chord弦Circle圆circle graph(chart)圆形图Circular圆形的，环形的circular cylinder圆柱Circumference圆的周长clear an equation of fractions分式方程整式化Clockwise顺时针Coefficient系数Column列，圆柱Common denominator公分母Common difference等差数列的公差Common divisor(factor)共因子；公约数Common ratio等比数列的公比Common multiple公倍数complement余角comple
9、mentary angle余角complete circle全圆complete quadratic (equation)全二次方程complex fraction繁分数composite number和数，指大于一而不是质数的整数compound混合物；复利compound interest复利compound annual interest年复利concentration浓度concentric circle同心圆congruent（多边形）全等的consecutive连续的consecutive integer连续整数consecutive even(odd) integer连续偶（奇）
10、数consist of由构成constant不变的，永恒的；常数constitute构成，组成coordinate坐标coordinate axis system坐标系coordinate geometry解析几何coordinate plane坐标平面corresponding angles同位角，对应角corresponding side对应边counterclockwise逆时针cross multiplication交叉相乘Cube立方体，立方；三次幂Cubic立方体的，立方的cubic block立方体cubic denominations立方单位cubic solid立方体cubi
11、c units立方单位cumulative graph(chart)累积图Curve曲线Curved line曲线cylinder圆柱体Ddecagon十角形，十边形decimal小数；小数的decimal fraction纯小数decimal place小数位decimal point小数点decrease减少，减少量Deduct扣除，减去Degree度；度数（温度和角度）denominator分母Denote表示，意味着Depth深度diagonal对角线；对角线的diameter直径Differ不同，相异difference差，差额Digit数字，位（数）dimension尺寸，尺度；维
12、（数），度(数)，元(be) direct(inverse) proportional to成正（反）比discount rate折扣率distance距离distinct与其它不同的，独特的Divide除dividend被除数divisor除数，约数divisible可整除的division除法done(drawn) to scale按比例绘制Eeccentric偏心圆，；不同圆心的edge立体的变或棱endpoint端点equality相等，等式equation等式，方程equiangular等角的equidistance等距离的equilateral等边形；等边的equivalent等面
13、积的，等体积的；等价的，相等的，等量的equivalent fraction等值分数，如1/2和2/4even integer偶数evenly even integer能再平分的偶数（能背4整除）evenly spaced等间隔的exponent指数expression表达式exterior angle外角Fface立体的面factor因子；将分解因子factorable可进行因式分解的factorial阶乘；因子的，阶乘的figure图形fold对折formula公式，配方fraction分数from subtract从减去Ggaingeometric mean几何平均数geometric progression几何级数，等比级数geometry几何学g
