eTAP provides practice exercises, practice tests and instructional resources for ACT. Please visit the ACT at http://www.act.org/ for ACT requirements.

ACT

 Content Area % of Test Number of Items Pre-Algebra 23 14 Elementary Algebra 17 10 Intermediate Algebra 15 9 Coordinate Geometry 15 9 Plane Geometry 23 14 Trigonometry 7 4 Total: 100 60

This table provides a list of each exam topic with sample questions and answers.
Topics marked by yellow are accessible from the Demo. You need to become a subscribing Member to access other lessons.

Pre-Test

ACT Topics eTAP Lessons Post-Test

Pre-Algebra (23% of the test, 14 questions) (top)

Q&A Basic operations using whole numbers, decimals, fractions, and integers Integers and the Number Line Q&A
Q&A Place value The Place Value System Bison (Place Value) Q&A
Q&A Square roots and approximations Raising Numbers to Various  Powers, Roots Roots and Rational Numbers Q&A
Q&A Exponents The Rules of Exponents Using Positive Exponents Q&A
Q&A Scientific notation Scientific Notation Using Positive Exponents Q&A
Q&A Factors Factoring Factoring II Q&A
Q&A Ratio, proportion, and percent

Ratios and Proportions
Percent

Ratios and Proportions Q&A
Q&A Linear equations in one variable Linear Equations
Solving Rational Equations
Properties of Exponents Q&A
Q&A Absolute value and ordering numbers by value

Absolute Value
Compare and Order Whole Numbers
Compare and Order

Math Mastery: Equations Q&A
Q&A Elementary counting techniques and simple probability Probability Probability Q&A
Q&A Data collection, representation, and interpretation

Data Display Analysis
Surveys

Data Collection Q&A
Q&A Simple descriptive statistics Statistics and Probability Statistics Q&A
Elementary Algebra (17% of the test, 10 questions) (top)
Q&A Exponents and square roots

The Rules of Exponents
Raising Numbers to Various  Powers

Using Positive Exponents Q&A
Q&A Evaluation of algebraic expressions Variables and Expressions Algebra Q&A
Q&A Using variables to express functional relationships Functions Functions Q&A
Q&A Understanding algebraic operations Integers and the Number Line
Inequalities and the Number Line
Comparing and Ordering Rational Numbers
Dividing Rational Numbers
Algebra Q&A
Intermediate Algebra (15% of the test, 9 questions) (top)

Adding and Subtracting Radical ExpressionsWorking with Rational Expressions - Part I Working with Rational Expressions - Part II

Rational Number Concepts Q&A
Q&A Absolute value equations and inequalities Solving Equations with Absolute Value Equations Q&A
Q&A Sequences and patterns Arithmetic and Geometric Series Introduction to Sequences Q&A
Q&A Systems of equations Systems of Equations Solving Systems Q&A
Q&A Functions

Equations of Lines
Intersections of Lines
Number Relations

Functions Q&A
Q&A Modeling     Q&A
Q&A Matrices Matrices Concepts in Advanced Algebra Q&A
Q&A Roots of polynomials Monomials and Polynomials   Q&A
Q&A Complex numbers Complex Numbers Concepts in Number Theory Q&A
Coordinate Geometry(15% of the test, 9 questions) (top)
Q&A Graphing and the relations between equations and graphs including points, lines, polynomials, circles, and other curves Graph Functions Graphing Functions Q&A
Q&A Graphing inequalities Graphing Inequalities in Two Variables Using Graphs Q&A
Q&A Slope Linear Equations Slope of a Line Q&A
Q&A Parallel and perpendicular lines  Parallel and Perpendicular Lines Learn Your Lines Q&A
Q&A Distance   Q&A
Q&A Midpoints Midpoint of a Line Segment Concepts in Geometry and Measurement: Coordinate Geometry Q&A
Q&A Conics Physical Properties of Conic Sections Q&A
Plane Geometry (23% of the test, 14 questions) (top)
Q&A Plane figures, including angles and relations among perpendicular and parallel lines Lines and Angles Angles 101 Q&A
Q&A Properties of circles, triangles, rectangles, parallelograms, and trapezoids Circles
Triangles
Area
Circles Q&A
Q&A Transformations Transformations   Q&A
Q&A Proof Geometric Proof   Q&A
Q&A Volume Volume Area and Volume Q&A
Trigonometry (7% of the test, 4 questions) (top)
Q&A Trigonometric relations in right triangles Sine and Cosine Functions - Part I
Sine and Cosine Functions - Part II
Q&A
Q&A Values and properties of trigonometric functions Sine and Cosine Functions - Part I
Sine and Cosine Functions - Part II
Other Trigonometric Functions
Trigonometric Functions Q&A
Q&A Graphing trigonometric functions Graphing Trigonometric Functions Q&A
Q&A Modeling using trigonometric functions   Q&A
Q&A Use of trigonometric identities   Q&A
Q&A Solving trigonometric equations   Q&A