美国高中入学考试ssat数学考试常用词汇汇总如下.doc

1、美国高中入学考试 SSAT 数学考试常用词汇汇总如下： plus or minus ;times or mutiply divide- ; / divide, such as a/b= equals, is equal to does not equal, is not equal to is greater than is less than or equal to is greater than or equal to is not equal to; is less than or greater than: is to, as in proportions, a : b as c :

2、d- - - between numerais or letters, shows omission of some numerals or letters at the end of a series or esquence shows “and so no“ positive square rootn 的次方根 nth root! factorial指数 exponent, use a as a factor b timesabsubscript, for descriptive discrimination% percent| | absolute value similar, is s

3、imilar to angle, as in A or ABCm measure of angle直角 right angle; is perpendicular to circle弧形 arc triangle正三角 equilateral triangle等腰三角 isosceles triangle直角三角 right triangle square四边形 quadrilateral平行四边形 parallelogram梯形 trapezoid( x , y ) coordinates of a point in a plane( x , y , z ) coordinates of a

4、 point in space therefore$ dollar sign cent sign( ) parentheses, shows order of operations brackets, shows order of operations braces, shows order of operations; also shows members of a set, when empty shows empty set圆周 Circumference面积 area直径 diameter半径 radius周边;周长 perimeter次方 power根(数 ) root长 length宽 width高 height基数;底边 base