已知：given
例:The given radius being 4 ft., find the circumference.
已知半径为四英尺,求周长。
求:find
find the cubic root of
求...的立方根
求证：prove, proof
直线:straight line
曲线:curve
平面:plane
举例:
any of a set of two or more numbers used to determine the position of a point, line, curve, or plane in a space of a given dimension with respect to a system of lines or other fixed reference.
由两个或多个数值组成的数组中的任一数值,用来在一个直线系统或其它固定参照数值方面决定点、直线、曲线或平面在已知范围空间内的位置.
三角形:triangle
举例:
The sum of the lengths of any two sides of a triangle is greater than or equal to the length of the remaining side.一个三角形的任两边长之和一定大于或等于第三边的长度
等边三角形
举例:equilateral triangle
An equilateral triangle cannot be dissected into finitely many incongruent equilateral triangles.
等边三角形不能分成有限多个不全等的等边三角形。
直角:right angle
举例:
A square is a figure with four equal sides and four right angles.
正方形是具有四个等边和四个直角的图形
A line cuts another at right angles.
一条线与另一条线相交成直角
解:figure out
不多举例 欢迎继续提问
