Maths study guides
ACT Β· ACT Β· aligned to ACT.
- ACT Math Algebra: linear equations and inequalities, systems, quadratics, polynomials, exponentials and the coordinate plane
A complete guide to the ACT Math Algebra area: solving linear equations and inequalities, systems of equations by substitution and elimination, quadratic equations by factoring and the formula, polynomials and factoring, exponential and radical equations, and expressions in the coordinate plane, with worked methods.
π 15 min readACT-ALG - ACT Math format and strategy: the enhanced ACT, the reporting categories, the calculator and how to pace and guess
A complete guide to the ACT Mathematics format and test strategy: the enhanced ACT (about 45 questions in 50 minutes, four choices, calculator throughout, 1 to 36 score), the three reporting categories, the calculator policy, the Integrating Essential Skills and Modeling categories, and how to pace, guess and maximise your score.
π 14 min readACT-MATH-FORMAT - ACT Math Functions: notation, linear and quadratic functions, exponentials and logs, transformations and sequences
A complete guide to the ACT Math Functions area: function notation and evaluation, linear functions and slope, quadratic functions and their graphs, exponential and logarithmic functions, transformations of functions, and arithmetic and geometric sequences, with worked methods.
π 15 min readACT-FUN - ACT Math Geometry: angles and triangles, right-triangle trig, circles, area and volume, coordinate geometry and similarity
A complete guide to the ACT Math Geometry area: angle and triangle relationships, right-triangle trigonometry (Pythagoras and SOH-CAH-TOA), circles and their equations, area, perimeter and volume, coordinate geometry, and similarity and congruence, with worked methods.
π 15 min readACT-GEO - ACT Math Number and Quantity: exponents, roots, scientific notation, complex numbers, ratios, percentages, vectors and matrices
A complete guide to the ACT Math Number and Quantity area: the laws of exponents, simplifying roots and scientific notation, the real and complex number systems, ratios, proportions and rates, percentages and percent change, and basic vector and matrix operations, with worked methods.
π 14 min readACT-NQ - ACT Math Statistics and Probability: mean and median, probability, counting, data displays, weighted averages and expected value
A complete guide to the ACT Math Statistics and Probability area: mean, median, mode and range, probability of simple and compound events, counting with permutations and combinations, reading data displays, and weighted averages and expected value, with worked methods.
π 14 min readACT-STAT