小升初英语奥数题...

常用数学术语的英语表达：

1立方 one cubic 1平方米 one square metre 几何 geometry 点 point 线 line

面 plane 直线 a straight 曲线 curved line 近似值 an approximate value 垂直线 a vertical

水平线 a horizontal line

三角形的底 the base of a triangle

三角形的两个腰 the two sides of a triangle 直角 a rigt angle 锐角 an acute angl 钝角 an obtuse angle 长方形 a rectangle 正方形 a square

多边形 a polygon

圆心 the centre of a circle 圆的直径 the diameter of a circle

圆的半径 the radius of a circle 半圆 a semicircle 弧 an arc

圆柱体 a cylinder

球体 a spheroid

常用加减乘除的英语表达：

四加五等于九 If you add 4 to 5, you get 9. 或：If you add 4 and 5, you get 9. 五与四的和是九 4 and 5 are / make 9.

或：The sum of 5 and 4 is 9. 或：Four plus five equals nine. 五减二等于三

If you take 2 from 5, you get 3.

或：5 minus 2 equals 3. 五与二之差为三 The difference between 5 and 2 is 3. 二乘三等于六 2 times 3 is / equals 6.

或：3 multiplied by 2 equals 6.

二与三的积为六 The proudct of 2 and 3 is 6. 六除以二等于三 If you divide 6 by 2, the answer is 3.

或：If you divide 2 into 6, the answer is 3.

或：6 divided by 2 equals 3.

比较两个数字大小的英语表达：

6大于5 6 is greater than 5.

或：6 is more than 5.

6小于7 6 is less than 7.