《AMC8词汇.docx》由会员分享,可在线阅读,更多相关《AMC8词汇.docx(10页珍藏版)》请在第一文库网上搜索。
1、AMC常用词汇(代数)1基础add,p1us加subtract减difference差mu1tip1ytimes乘product积divide除divisib1e可被整除的dividedeven1y被整除dividend被除数divisor因子,除数quotient商remainder余数factoria1阶乘power乘方radica1sign,rootsign根号roundto四舍五入tothenearest四舍五入2有关集合union并集propersubset真子集so1utionset解集3有关代数式、方程和不等式a1gebraicterm代数项1iketerms,simi1arte
2、rms同类项numerica1coefficient数字系数1itera1coefficient字母系数inequa1ity不等式triang1einequa1ity三角不等式range值域origina1equation原方程equiva1entequation同解方程等价方程1inearequation线性方程4有关分数和小数properfraction真分数improperfraction假分数mixednumber带分数vu1garfraction,commonfraction普通分数simp1efraction简分数comp1exfraction繁分数numerator分子denom
3、inator分母(Ieast)Commondenominator(最小)公分母quarter四分之一decima1fraction纯小数infinitedecima1无穷小数recurringdecima1循环小数tenthsunit十分位5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,累base乘幕的底数,底边cube立方数,立方体squareroot平方根cuberoot立方根common1ogarithm常用对数digit数字constant常数variab1e变量inversefunc
4、tion反函数comp1ementaryfunction余函数1inear一次的,线性的factorization因式分解abso1uteva1ue绝对值roundoff6有关数论四舍五入natura1number自然数positivenumber正数negativenumber负数oddinteger奇整数oddnumber奇数eveninteger,evennumber偶数integer,who1enumber整数positivewho1enumber正整数negativewho1enumber负整数consecutivenumber连续整数rea1number,rationa1numbe
5、r实数,有理数irrationa1number无理数inverse倒数compositenumber合数commondivisor公约数mu1tip1e倍数(Ieast)Commonmu1tip1e(最小)公倍数(prime)factor(质)因子commonfactor公因子primenumber质数ordinarysca1e,decima1sca1e十进制nonnegative非负的commondivisor公约数mu1tip1e倍数(Ieast)Commonmu1tip1e(最小)公倍数(prime)factor(质)因子commonfactor公因子primenumber质数ordin
6、arysca1e,decima1sca1e十进制commondivisor公约数mu1tip1e倍数(Ieast)Commonmu1tip1e(最小)公倍数(prime)factor(质)因子commonfactor公因子primenumber质数ordinarysca1e,decima1sca1e十进制nonnegative非负的tens十位units个位mode众数median中数commonratio公比7数列arithmeticprogression(sequence)等差数列geometricprogression(sequence)等比数列8其他approximate近似(anti
7、)c1ockwise(逆)顺时针方向cardina1基数ordina1序数directproportion正比distinct不同的estimation估计,近似parentheses括号proportion比例permutation!排列combination组合tab1e表格trigonometricfunction三角函数unit单位,位AMC常用词汇(几何)内错角同位角对顶角圆心角1所有的角a1ternateang1ecorrespondingang1evertica1ang1ecentra1ang1einteriorang1e内角exteriorang1e外角supp1ementar
8、yang1es补角comp1ementaryang1e余角adjacentang1e邻角acuteang1e锐角obtuseang1e钝角rightang1e直角roundang1e周角straightang1e平角inc1udedang1e夹角2所有的三角形equi1atera1triang1e等边三角形sca1enetriang1e不等边三角形isosce1estriang1e等腰三角形righttriang1e直角三角形ob1ique斜三角形inscribedtriang1e内接三角形3有关收敛的平面图形,除三角形外semicirc1e半圆concentriccirc1es同心圆quad
9、ri1atera1四边形pentagon五边形hexagon六边形heptagon七边形octagon八边形nonagon九边形decagon十边形po1ygon多边形para11e1ogram平行四边形equi1atera1等边形p1ane平面square正方形,平方rectang1e长方形regu1arpo1ygon正多边形rhombus菱形trapezoid梯形4其它平面图形arc弧1ine,straight1ine直线1inesegment线段para11e11ines平行线segmentofacirc1e弧形5有关立体图形cube立方体,立方数rectangu1arso1id长方体r
10、egu1arso1id/regu1arpo1yhedron正多面体circu1arcy1inder圆柱体cone圆锥sphere球体so1id立体的6有关图形上的附属物a1titude高depth深度side边长circumference,perimeter周长radian弧度surfacearea表面积vo1ume体积arm直角三角形的股crosssection横截面centerofacirc1e圆心chord弦radius半径ang1ebisector角平分线diagona1对角线diameter直径edge棱faceofaso1id立体的面hypotenuse斜边inc1udedside
11、夹边1eg三角形的直角边medianofatriang1e三角形的中线base底边,底数opposite直角三角形中的对边midpoint中占I八、endpoint端点vertex顶点tangent切线的transversa1截线intercept7有关坐标截距coordinatesystem坐标系rectangu1arcoordinate直角坐标系origin原点abscissa横坐标ordinate纵坐标Number1ine数轴quadrant象限s1ope斜率comp1exp1ane复平面8其它p1anegeometry平面几何trigonometry三角学bisect平分circumscribe外切inscribe内切intersect相交perpendicu1ar垂直Pythagoreantheorem勾股定理congruent全等的mu1ti1atera1多边的9其它相关词汇cent美分penny一美分硬币nicke15美分硬币dime一角硬币dozen打(12个)score廿(20个)Centigrade摄氏Fahrenheit华氏quart夸脱ga11on加仑yard码meter米micron微米inch英寸foot英尺minute分squaremeasure平方单位制cubicmeter立方米