锐角英语怎么说

math,English,music,Chinese,P.E.,art,geography,history

1. plus2. subtract3. multiply4. divide5. square meter6. cubic meter7. equal8. parellel...

GRE&GMAT 代数部分1.有关数学运算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，红利�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�proper subset真子集�solution set解集��3.�有关代数式、方程和不等式algebraic term代数项�like terms,similar terms同类项�numerical coefficient数字系数�literal coefficient字母系数��inequality不等式�triangle inequality三角不等式��range值域��original equation原方程�equivalent equation同解方程，等价方程�linear equation线性方程(e.g.5�x�+6=22)�4.�有关分数和小数proper fraction真分数�improper fraction假分数�mixed number带分数�vulgar fraction，common fraction普通分数�simple fraction简分数�complex fraction繁分数��numerator分子�denominator分母�(least)common denominator（最小）公分母�quarter四分之一�decimal fraction纯小数�infinite decimal无穷小数�recurring decimal循环小数�tenthsunit十分位��5.基本数学概念��arithmetic mean算术平均值�weighted average加权平均值�geometric mean几何平均数��exponent指数，幂�base乘幂的底数,底边�cube立方数，立方体�square root平方根�cube root立方根��common logarithm常用对数��digit数字�constant常数�variable变量��inversefunction反函数�complementary function余函数�linear一次的，线性的�factorization因式分解�absolute value绝对值，e.g.｜-32｜=32�round off四舍五入�6.�有关数论�natural number自然数�positive number正数�negative number负数�odd integer,odd number奇数�even integer,even number偶数�integer,whole number整数�positive whole number正整数�negative whole number负整数��consecutive number连续整数�rea lnumber,rational number实数,有理数�irrational（number）无理数��inverse倒数�composite number合数e.g.4,6,8,9,10,12,14,15……�prime number质数e.g.2,3,5,7,11,13,15……注意：所有的质数(2除外)都是奇数，但奇数不一定是质数reciprocal倒数��common divisor公约数�multiple倍数�(least)common multiple(最小)公倍数��(prime)factor(质)因子�common factor公因子��ordinaryscale,decimalscale十进制�nonnegative非负的��tens十位�units个位��mode众数�median中数��common ratio公比��7.�数列arithmetic progression(sequence)等差数列�geometric progression(sequence)等比数列��8.�其它�approximate近似�(anti)clockwise(逆)顺时针方向�cardinal基数�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�table表格�trigonometric function三角函数�unit单位,位�几何部分1.所有的角alternate angle内错角�corresponding angle同位角�vertical angle对顶角�central angle圆心角�interior angle内角�exterior angle外角�supplement aryangles补角�complement aryangle余角�adjacent angle邻角�acute angle锐角�obtuse angle钝角�right angle直角�round angle周角�straight angle平角�included angle夹角��2.�所有的三角形equilateral triangle等边三角形�scalene triangle不等边三角形�isosceles triangle等腰三角形�right triangle直角三角形�oblique斜三角形�inscribed triangle内接三角形��3.�有关收敛的平面图形，除三角形外�semicircle半圆�concentric circles同心圆�quadrilateral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�polygon多边形�parallelogram平行四边形�equilateral等边形�plane平面�square正方形，平方�rectangle长方形�regular polygon正多边形�rhombus菱形�trapezoid梯形��4.�其它平面图形arc弧�line,straight line直线�line segment线段�parallel lines平行线�segment of a circle弧形��5.�有关立体图形cube立方体，立方数�rectangular solid长方体�regular solid/regular polyhedron正多面体�circular cylinder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�surface area表面积�volume体积�arm直角三角形的股�cros ssection横截面�center of acircle圆心�chord弦�radius半径�angle bisector角平分线�diagonal对角线�diameter直径�edge棱�face of a solid立体的面�hypotenuse斜边�included side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��7.�有关坐标��coordinate system坐标系�rectangular coordinate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�complex plane复平面��8.�其它plane geometry平面几何�trigonometry三角学�bisect平分�circumscribe外切�inscribe内切�intersect相交�perpendicular垂直�pythagorean theorem勾股定理�congruent全等的�multilateral多边的�其它��1.�单位类�cent美分�penny一美分硬币�nickel5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�gallon加仑(1gallon=4quart)�yard码�meter米�micron微米�inch英寸�foot英尺�minute分(角度的度量单位，60分=1度)�squaremeasure平方单位制�cubicmeter立方米�pint品脱(干量或液量的单位)��2.�有关文字叙述题，主要是有关商业intercalary year(leapyear)闰年(366天)�common year平年(365天)�depreciation折旧�down payment直接付款�discount打折�margin利润�profit利润�interest利息�simple interest单利�compounded interest复利�dividend红利�decrease to减少到�decrease by减少了�increase to增加到�increase by增加了�denote表示�list price标价�markup涨价�per capita每人�ratio比率�retail price零售价�tie打平摘自中国教育热线

21.rational number