2015年10月24日ACT数学机经
Intermediate Algebra (15%). Questions in this content area are based on an understanding of the quadratic formula, rational and radical expressions, absolute value equations and inequalities, sequences and patterns, systems of equations, quadratic inequalities, functions, modeling, matrices, roots of polynomials, and complex numbers.
中级代数(15%)二次方程式公式的理解运用，有理数和根的表达式，绝对值等式和不等式，序列;主程组，二次不等式，函数，建模，矩阵，多项式的根。
Coordinate Geometry (15%). Questions in this content area are based on graphing and the relations between equations and graphs, including points, lines, polynomials, circles, and other curves; graphing inequalities; slope; parallel and perpendicular lines; distance; midpoints; and conics.
几何坐标(15%)图表，图表与等式的关系，包括点，线，多项式和其他曲线;图表与不等式，斜率，平行线和正交线，距离，中点和圆锥。
Plane Geometry/Trigonometry
平面几何/三角形
Plane Geometry (23%). Questions in this content area are based on the properties and relations of plane figures, including angles and relations among perpendicular and parallel lines; properties of circles, triangles, rectangles, parallelograms, and trapezoids; transformations; the concept of proof and proof techniques; volume; and applications of geometry to three dimensions.
平面几何(23%)平面图形的性质和关系，包括角，平行线和正交线的关系，圆的属性，三角形，矩形，平行四边形，梯形，转化，证明方法，体积，立体几何的运用。
Trigonometry (7%). Questions in this content area are based on understanding trigonometric relations in right triangles; values and properties of trigonometric functions; graphing trigonometric functions; m
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odeling using trigonometric functions; use of trigonometric identities; and solving trigonometric equations.三角法(7%)三角关系，三角函数的属性和值，三角函数图，三角函数建模，三角恒等式的运用和解三角等式。