Do you know what a rational number is? In this video, we will review rational numbers. Then, we will look at a question that uses the application of a rational number.

Watch VideoBeing comfortable solving probability questions is important on the ACT. In this video, I will walk you through a word problem using probability skills.

Watch VideoApplication of the absolute value can be used in solving expressions. In this video, I will walk you through several problems that utilize absolute value.

Watch VideoInequality expression questions are common on the ACT. I will show you 2 examples with inequalities that are similar to problems you may find on the ACT.

Watch VideoYou will often see problems related to matrices on the ACT. In this video, I will walk you through questions related to multiplying matrices and finding the determinant of a matrix. We will also look at a question of adding 2 matrices.

Watch VideoKnowing the definition of cosine and how to use it in calculations are skills that you should review in your math ACT prep. I will show you several examples of calculating the cosine of an angle given different triangles.

Watch VideoYou should be familiar with the general trigonometry (trig) identities because questions using them often appear on the ACT. I will go over several example questions that make use of trig identities to simplify expressions.

Watch VideoA good understanding of what the midpoint of a line is will be useful on the ACT as there can be several different type of questions related to this. In this video, I will walk through 2 questions that make use of midpoint.

Watch VideoFamiliarity with the quadrants of the coordinate plane may be useful on the ACT. In this video, I will walk you through several questions that utilize knowledge of the 4 quadrants.

Watch VideoThe ACT often contains questions related to finding the volume of various figures. In this video, I will show you how to find the volume of a rectangular figure and a right cylinder.

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