GRE数学常用词汇(超全必背!).pdf

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1、附录一数学词汇一、数学符号等于：=equalto,thesameas,is不等：>morethan

2、(算数)与Algebra(代数)1.数列和集合arithmeticsequence等差数列geometricsequence等比数列set集合subset子集sequence序列term序列中的项inclusive包含序列的首末项exclusive不包含序列的首末项2.数commondivision公因子commonfactor合数compositenumber连续整数consecutiveinteger位digit被除数divided除以divide除数，因子divisor可整除的divisibleby偶数evennumber公约数factor因

3、子integer整数irrational无理数leastcommonmultiple最小公倍数multiple倍数，公倍数naturalnumber自然数negativenumber负数nonzero非零oddnumber奇数positivenumber正数primefactor质因子primenumber质数quotient商rational有理数realnumber实数remainder余数tensdigit十位数tenthsdigit十分位unitsdigit个位数3.单利复利和价格compoundinterest复利cost成本discou

4、nt折扣downpayment预付款，现付款interestrate利率listprice标价margin利润markup涨价profit利润purchasingprice购买价retailvalue零售价saleprice销售价simpleinterest单利4.其它代数addition加arithmeticmean算术平均数average平均数base底数closestapproximation近似decimal小数decimalnotation十进制decimalpoint小数点decreased下降后的decrease…to…从…下降到…d

5、ecreaseby…下降了…define定义denominator分母denote表示，代表depreciation折旧directlyproportionalto正比于distinct不同的expression表达式factorial阶乘fraction分数increased增加后的increase…to…从…增加到…increaseby…增加了…intermsof用…表达inverselyproportionalto反比于maximum最大值minimum最小值multiple倍数multiply乘numerator分子percapita人均r

6、atio比率reciprocal倒数reduced降低后的roundedtothe四舍五入到nearest…successive,inarow连续的tie平局times几倍twodigits两位数字twiceasmanyaasba是b的两倍ais20%morethanba比b多20%，(a-b)/b=20%三、Geometry(几何)acuteangle锐角altitude高arc弧area面积anglebisector角平分线bisect平分center中心，圆心chord弦circle圆circumference圆周长circumscribe外

7、接，外切clockwise顺时针concentriccircle同心圆cone圆锥congruent全等的coordinate坐标counterclockwise逆时针cube正方体cylinder圆柱decagon十边形degree角度diameter直径diagonal对角线dimension大小，维度distance距离duenorth正北方equilateraltriangle等边三角形face面height高hexagon六边形hypotenuse斜边isoscelestriangle等腰三角形inscribe内接，内切intersect

8、相交length长度mid-point中点numberlines数轴obtuseangle钝角octagon八边形over