👉 Learn how to factor polynomials by GCF. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an algebraic expression means to break it...

Understand that an area of a figure is the number of unit squares that make up that figure.

👉 Learn how to factor polynomials by GCF. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an algebraic expression means to break it...

Find the area of a rectangle with fractional side lengths.

Master determining the missing sides of a triangle using trig functions

Want more math video lessons? Visit my website to view all of my math videos organized by course, chapter and section. The purpose of posting my free video tutorials is to not only help students but allow teachers the resources to flip...

Learn how to simplify rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To simplify a rational expression, we factor...

👉 Learn how to factor polynomials. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an algebraic expression means to break it up...

What are the law of sines and how to do we use them to solve the missing measures of right triangles. In this lesson we will explore where the law of sines comes from, and how to apply it to word problems as well as regular oblique...

Defining the law of sines.

In this video, the teacher explains how to determine if two circles are similar using translations and dilations. They define similarity as having congruent corresponding angles and proportional corresponding sides. The video provides...

This is a tutorial video on how to write equations to solve for the unknown or missing side lengths of right triangles. The video explains the Pythagorean Theorem and the properties of right triangles, such as legs, hypotenuse, and the...

👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...

This video teaches viewers how to find the volume of a rectangular prism with whole number edge lengths by packing it with unit cubes. It explains the concept of volume and demonstrates how to calculate it using the formula for a...

In this video lesson, students will learn how to find the area of a rectangle by multiplying the side lengths. The teacher demonstrates different strategies, such as tiling and repeated addition, to find the area. The lesson also...

👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...

👉 Learn how to factor polynomials. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an algebraic expression means to break it up...

👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a...

In this video, the teacher explains how to use patterns to model growth that increases by multiplying, rather than adding. They demonstrate this concept using examples of enlarging photocopies and counting dots in a figure. By...

How to calculate volume.

In this video, the teacher explains how to find the perimeter of a polygon by counting units on grid paper. They emphasize the difference between area and perimeter, and highlight common mistakes such as counting the whole square unit...

In this video, the concept of similarity between circles is explained using the concept of similar triangles. It demonstrates how to determine if two circles with different radii are similar by examining the corresponding angles and...

👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...

This video explains how to determine if two figures are similar using dilations and scale factors. It reviews the concept of similar figures, which have the same shape but different sizes and corresponding congruent angles. The video...