托福培训学校-环球教育[环球教育旗下品]

AEAS数学能力测试--高频词汇必备

2017-01-10 15:20| 来源:环球AEAS

摘要: 环球教育的老师今天给大家带来AEAS数学考试的高频词汇,数学考的好不好,先要看你数学单词认不认识,下面这些你都认识吗?
上海环球教育培训班

  AEAS数学词汇

  一:常见符号

  + plus positive - minus negative × multiplied by times ÷ divided by = equals

  ∹ approximately equals ∻ not equal to < less than > greater than

  ≤ equal to or less than ≥ equal to or greater than o ( ) round brackets parentheses [ ] square brackets { } braces

  ∈ is a member of the set ⊂ is a subset of ∸ similar to ∺ congruent to * denotes an operation ∴ therefore ∵ because

  ∶ ratio sign, divided by, is to ∷

  equals, as(proportion)

  square root of 3

  cube root of ∥ parallel to

  ⊥ perpendicular to, at right angles with ∠ angle ∟ right angle º degree ′ minute ″ second ⊙ circle A⁀B arc AB

  e the base of natural logarithms,approx.2.71828 x!

  factorial x, x(x-1)(x-2)---1

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  lognx log x to the base n π pi

  lnx log x to the base e(natural logarithm) lgx log x to the base 10(common logarithm) |x|

  the absolute value of x

  二: 常见几何计算公式

  平面图形的周长和面积:

  Perimeter Area Triangle 三边之和 (底×高)/2 Square 边长×4 边长的平方 Rectangle (长+宽)×2 长×宽 Parallelogram (长+宽)×2 底×高 Trapezoid 四边之和 (上底+下底)×高/2 Rhombus 边长×4 两条对角线之积的1/2

  Circle

  2πr=πd πr2 立体图形的表面积和体积

  Volume Surface Area

  Rectangular Prism

  长×宽×高 2(长×宽+长×高+宽×高)

  Cube

  棱长的立方 6×棱长×棱长 Right Circular Cylinder

  πr2h 2πr h(侧)+ 2πr2(底)

  *Sphere 4πr3/3 4πr2 Right Circular Cone πr2h/3

  lr/2 (l为母线)

AEAS数学能力测试--高频词汇必备

  附录:

  SAT数学考试速查词汇

  A

  Abscissa

  横坐标 absolute value 对值 account for (数量)占 acute angle 锐角

  acute triangle 锐角三角形 Add 加add to Addition 加,加法 Adjacent

  相邻 adjacent angles 邻角 Algebra

  代数学 algebraic expression 代数式 algebraic fraction 分式 algebraic term

  代数项

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  Aliquot 除得尽数 Aliquant

  除不尽数 alternate angles 内错角 Altitude 高度 Amount 合计 Angle

  角

  angle bisector 角平分线 Apex ,点 Apiece

  每人,每个 Approximately 近似的,大约的 Approximation 近似,近似值

  Arc 弧,圆周的任意一段 Area

  面积 Arithmetic

  算术

  arithmetic(al) average 算术平均数

  arithmetic(al) mean

  算术平均数或等差中项 arithmetic(al) progression或series 算术数,等差数 assume that 假定义…… at random

  随机地

  at right angles with 与……成直角

  at this rate 以这样的比率,价格或速度 Average 平均,平均数平均的 Axis 轴

  B

  Balance

  余额 bar graph(chart) 条带图

  Base 堤边,底面,幂或乘方的底数 base area

  底面积 be across from 在……对面 be closet to 接近…… be composed of 由构成 be equal to

  与……相等 be equivalent to anther equation 与另一方程痛解 be fewer than 小于 be greater than

  大于 be greater than or equal to 不小于 be inscribed in 内接于 be less than

  小于 be less than or equal to 不大于 be parallel to

  平行于 be perpendicular to 垂直于 be substituted for 代替 Billion 109 Binomial

  二项式