ACT Math Prep - Khan Academy
por Anne Webb
![Mind Map: ACT Math Prep - Khan Academy](https://www.mindmeister.com/image/xlarge/1320292158/mind-map-act-math-prep-khan-academy.png)
1. Circles
1.1. Circle: Radius, Diameter & Circumference Exercises
2. Matrix - Introduction
2.1. Matrix Addition/Subtraction Exercises
3. Fractions
3.1. Fraction Exercises
3.2. Equivalent Fractions
3.2.1. Equivalent Fraction Exercises