十年级数学词汇

加拿大十年级数学词汇代数部分1、有关基本运算：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divisor因子，除数quotient商remainder余数factorial阶乘power乘方radicalsign,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solutionset解集element元素void空集subset子集intersection交集complement补集mapping映射function函数domain定义域range值域3.有关代数式、方程和不等式algebraicterm代数项liketerms,similarterms同类项numericalcoefficient数字系数literalcoefficient字母系数inequality不等式triangleinequality三角不等式originalequation原方程equivalentequation同解方程等价方程linearequation线性方程(e.g.5x+6=22)4.有关分数和小数commonfraction普通分数numerator分子denominator分母(least)commondenominator(最小)公分母quarter四分之一decimalfraction纯小数infinitedecimal无穷小数recurringdecimal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，幂base乘幂的底数,底边cube立方数，立方体squareroot平方根cuberoot立方根logarithm对数digit数字constant常数variable变量inversefunction反函数linear一次的，线性的factorization因式分解absolutevalue绝对值，e.g.｜-32｜=32roundoff四舍五入6.有关数论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(least)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median中数commonratio公比7.数列arithmeticprogression(sequence)等差数列geometricprogression(sequence)等比数列ordinal序数directproportion正比distinct不同的estimation估计，近似parentheses括号proportion比例permutation排列combination组合加拿大十年级数学词汇table表格trigonometricfunction三角函数unit单位,位9.函数constant常量variable变量monotonicity单调性parity奇偶性periodicity周期性sine正弦cosine余弦tangent正切cotangent余切secant正割cosecant余割arcsine反正弦arccosine反余弦arctangent反正切arccotangent反余切arcsecant反正割arccosecant反余割phase相位period周期amplitude振幅10.矩阵matrix矩阵determinant行列式其它approximate近似(anti)clockwise(逆)顺时针方向Vector向量几何部分1.所有的角alternateangle内错角correspondingangle同位角verticalangle对顶角centralangle圆心角interiorangle内角exteriorangle外角supplementaryangles补角complementaryangle余角adjacentangle邻角acuteangle锐角obtuseangle钝角rightangle直角roundangle周角straightangle平角includedangle夹角2.所有的三角形equilateraltriangle等边三角形scalenetriangle不等边三角形isoscelestriangle等腰三角形righttriangle直角三角形oblique斜三角形inscribedtriangle内接三角形3.有关收敛的平面图形，除三角形外semicircle半圆concentriccircles同心圆parallelogram平行四边形equilateral等边形plane平面square正方形，平方rectangle长方形regularpolygon正多边形rhombus菱形trapezoid梯形4.其它平面图形arc弧line,straightline直线linesegment线段parallellines平行线segmentofacircle弧形5.有关立体图形cube立方体，立方数rectangularsolid长方体circularcylinder圆柱体cone圆锥sphere球体solid立体的6.有关图形上的附属物altitude高depth深度side边长circumference,perimeter周长radian弧度surfacearea表面积volume体积arm直角三角形的股crosssection横截面centerofacircle圆心chord弦radius半径anglebisector角平分线diagonal对角线diameter直径edge棱faceofasolid立体的面hypotenuse斜边includedside夹边leg三角形的直角边medianofatriangle三角形的中线base底边，底数(e.g.2的5次方，2就是底数)opposite直角三角形中的对边midpoint中点endpoint端点vertex(复数形式vertices)顶点tangent切线的transversal截线intercept截距加拿大十年级数学词汇7.有关坐标coordinatesystem坐标系rectangularcoordinate直角坐标系origin原点abscissa横坐标ordinate纵坐标numberline数轴quadrant象限slope斜率8.其它planegeometry平面几何trigonometry三角学bisect平分circumscribe外切inscribe内切intersect相交perpendicular垂直Pythagoreantheorem勾股定理congruent全等的multilateral多边的