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calculator allowed Calculators may be used for all questions on the ACT math section.

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ACT Math
Factors and Multiples
Evaluating Expressions
Fractions
Equations
Lines
Systems of Equations
Inequalities
Equivalent Expressions
Functions
Arithmetic and Geometric Sequences
Domain and Range
Quadratics
Complex Numbers
Exponents and Radicals
Exponentials and Logarithms
Angles
Polygons and Circles
Area and Perimeter
Similarily and Scale Factors
Analytic Geometry
Volume
Distance and Speed
Ratios and Proportions
Percents
Probability
Venn Diagrams
Measures of Center
Expected Value
Counting Principle
Permutations and Combinations
Trigonometry
Trigonometric Functions
Law of Sines and Cosines
Conic Sections
Matrices
Vectors