How to use the calculator to solve certain problems.
How to use the complement to calculate the probability of an event.
How to calculate the area of any triangle using two sides and an included angle.
Solving percent problems using proportions
How to find the midpoint of a segment with endpoints in rectangular coordinates, How to write the midpoint formula.
How to describe the unit circle. How to draw the unit circle and label its parts. How to strategize about finding coordinates on the unit circle.
How to use the compounded interest formula to find the value of an investment.
Short, helpful video on ACT grammar by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.