amc8數(shù)學(xué)詞匯(分類)

1、代數(shù)部分1.基礎(chǔ)add，plus加subtract減difference差multiplytimes乘product積divide除divisible可被整除的dividedevenly被整除dividend被除數(shù)divis因子，除數(shù)quotient商remainder余數(shù)factial階乘power乘方radicalsignrootsign根號(hào)roundto四舍五入tothenearest四舍五入sumtotal總和2.有關(guān)集合等un

2、ion并集總和propersubset真子集solutionset解集3.有關(guān)代數(shù)式、方程和不等式algebraicterm代數(shù)項(xiàng)liketermssimilarterms同類項(xiàng)numericalcoefficient數(shù)字系數(shù)literalcoefficient字母系數(shù)inequality不等式triangleinequality三角不等式range值域iginalequation原方程equivalentequation同解方程等價(jià)方

3、程linearequation線性方程(e.g.5x6=22)4.有關(guān)分?jǐn)?shù)和小數(shù)properfraction真分?jǐn)?shù)improperfraction假分?jǐn)?shù)mixednumber帶分?jǐn)?shù)vulgarfraction，commonfraction普通分?jǐn)?shù)simplefraction簡分?jǐn)?shù)complexfraction繁分?jǐn)?shù)numerat分子denominat分母(least)commondenominat(最小)公分母quarter四分之一

4、decimalfraction純小數(shù)infinitedecimal無窮小數(shù)recurringdecimal循環(huán)小數(shù)tenthsunit十分位5.基本數(shù)學(xué)概念average平均值arithmeticmean算術(shù)平均值weightedaverage加權(quán)平均值geometricmean幾何平均數(shù)exponent指數(shù)，冪base乘冪的底數(shù)底邊cube立方數(shù)，立方體squareroot平方根cuberoot立方根commonlogarithm常用

5、對(duì)數(shù)digit數(shù)字constant常數(shù)variable變量inversefunction反函數(shù)complementaryfunction余函數(shù)linear一次的，線性的factization因式分解absolutevalue絕對(duì)值，e.g.｜32｜=32roundoff四舍五入6.有關(guān)數(shù)論naturalnumber自然數(shù)positivenumber正數(shù)negativenumber負(fù)數(shù)heptagon七邊形octagon八邊形nonag

6、on九邊形decagon十邊形polygon多邊形parallelogram平行四邊形equilateral等邊形plane平面square正方形，平方rectangle長方形regularpolygon正多邊形rhombus菱形trapezoid梯形4.其它平面圖形arc弧linestraightline直線linesegment線段parallellines平行線segmentofacircle弧形5.有關(guān)立體圖形cube立方體，立

7、方數(shù)rectangularsolid長方體regularsolidregularpolyhedron正多面體circularcylinder圓柱體cone圓錐sphere球體solid立體的6.有關(guān)圖形上的附屬物altitude高depth深度side邊長circumferenceperimeter周長radian弧度surfacearea表面積volume體積arm直角三角形的股crosssection橫截面centerofacirc

8、le圓心chd弦radius半徑anglebisect角平分線diagonal對(duì)角線diameter直徑edge棱faceofasolid立體的面hypotenuse斜邊includedside夾邊leg三角形的直角邊medianofatriangle三角形的中線base底邊，底數(shù)(e.g.2的5次方，2就是底數(shù))opposite直角三角形中的對(duì)邊point中點(diǎn)endpoint端點(diǎn)vertex(復(fù)數(shù)形式vertices)頂點(diǎn)tangen

9、t切線的transversal截線intercept截距7.有關(guān)坐標(biāo)codinatesystem坐標(biāo)系rectangularcodinate直角坐標(biāo)系igin原點(diǎn)abscissa橫坐標(biāo)dinate縱坐標(biāo)Numberline數(shù)軸quadrant象限slope斜率complexplane復(fù)平面8.其它planegeometry平面幾何trigonometry三角學(xué)bisect平分circumscribe外切inscribe內(nèi)切interse