美国数学竞赛amc8的常用数学英语单词

美国数学竞赛amc8的常用数学英语单词A非正态分布abnormaldistribution角angle平均数average加plus（prep.）,add（v.）,addition（n.）振幅amplitude反正弦arcsine反余弦arccosine反正切arctangent反余切arccotangent反正割arcsecant反余割arccosecant被加数augend,summand加数addend轴axis弧arc面积area算术arithmetic公理axiom代数algebra锐角acuteangle锐角三角形acutetriangleB二进制binarysystem折线统计图brokenlinegraph底base条形统计图bargraph重心barycentre（BrE）,barycenter（AmE）C全等congruent曲线统计图curvediagram进位carry计算calculation系数coefficient三次方程cubicequation常量constant微积分calculus复数complexnumber坐标系coordinates组合combination外切圆circumcircle余割cosecant余切cotangent余弦cosine圆周circumference圆柱cylinder圆锥cone圆circle立方体cube圆心centre（BrE）,center（AmE）D小数点decimalpoint小数decimal角度degree除dividedby（prep.）,divide（v.）,division（n.）被除数dividend除数divisor数字digit分母denominator十进制decimalsystem微分differential导数derivative定积分definiteintegral行列式determinant分布distribution十面体decahedron十二面体dodecahedron十二边形dodecagon十边形decagon直径diameterE等于equals,isequalto,isequivalentto等式，方程式equation等边三角形equilateraltriangle外心excentre（BrE）,excenter（AmE）旁心escentre（BrE）,escenter（AmE）正多边形equilateralpolygon九面体enneahedron九边形enneagon椭圆ellipseF分数fraction公式formula,formulae（pl.）阶乘factorial棱台frustumofaprism圆台frustumofaconeG几何geometry图表graphH假设hypothesis,hypotheses（pl.）十一面体hendecahedron六边形hexagon七面体heptahedron半球hemisphere六面体hexahedron十一边形hendecagon七边形heptagon十六进制hexadecimalsystem柱形统计图histogram高height斜边hypotenuse双曲线hyperbolaI内心incentre（BrE）,incenter（AmE）二十面体icosahedron图象imag无穷大infinite（a.）infinity（n.）无穷小infinitesimal积分integrale等腰梯形isoscelestrapezoid不定积分indefiniteintegral不等式inequation整数integer小于islesserthan大于isgreaterthan大于等于isequalorgreaterthan线line小于等于isequalorlesserthan无效数字insignificantdigit相交intersect无理数irrationalnumber虚数imaginarynumber等腰三角形isoscelestriangle内切圆inscribedcircle极限limit直角边leg长length轨迹locus,loca（pl.）M数学mathematics,maths（BrE）,math（AmE）被减数minuend被乘数multiplicand,乘数multiplicator单项式monomial单调性monotonicity矩阵matrixN正态分布normaldistribution数number自然数naturalnumber分子numerator负negative零null,zero,nought,nilO运算符operator运算operation钝角obtuseangle钝角三角形obtusetriangle垂心orthocentre（BrE）,orthocenter（AmE）原点origin八面体octahedron八边形octagonP抛物线parabola五面体pentahedron平行六面体parallelepiped相位phase周期period证明prove命题proposition积product正positive多项式polynomial,multinomial奇偶性parity周期性periodicity点point面plane平行parallel周角perigon平行四边形parallelogram勾股定理Pythagoreantheorem扇形统计图piediagram概率，或然率probability排列permutation比例propotion百分比percent百分点percentage百分位数percentile多面体polyhedron圆周率pi棱锥pyramid棱柱prism周长perimeter五边形pentagon多边形polygonQ商quotient二次方程quadraticequation四次方程quarticequation四边形quadrilateralR直角梯形righttrapezoid标准差root-mean-squaredeviation,standarddeviation差remainder比ratio四舍五入round下舍入rounddown上舍入roundup值域range有理数rationalnumber实数realnumber直角rightangle射线radial弧度radian直角三角形righttriangle矩形rectangle旋转rotation菱形rhomb,rhombus,rhombi（pl.）,diamond环ring半径radiusS正方形square有效数字significantdigit一次方程simpleequation体solid线段segment平角straightangle边side不等边三角形scalenetriangle空间space球sphere正弦sine统计statistics和sum减minus（prep.）,subtract（v.）,subtraction（n.）减数subtrahend数列，级数series正割secant表面积surfacearea相似similar半圆semicircle扇形sectorT梯形trapezoid截尾truncation定理theorem乘times（prep.）,multiply（v.）,multiplication（n.）faciend三角形triangle正切tangent三角trigonometry四面体tetrahedronU未知数unknown,x-factor,y-factor,z-factor底面undersurface变量variable方差variance体积volumeW权weight,significance宽width加权平均数weightedaverageX坐标轴x-axis,y-axis,z-axis横坐标x-coordinate纵坐标y-coordinate