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Curated Video
Finding Surface Area of Cubes and Prisms Using Formulas
In this video, students will learn how to find the surface area of cubes and prisms using formulas. The teacher explains the concept of area and how it relates to surface area. The lesson also introduces a formula that simplifies the...
Curated Video
Understanding Linear and Quadratic Expressions
In this video, the teacher explains the difference between linear and quadratic expressions. Linear expressions contain a variable and describe constant rates, while quadratic expressions include an x squared term and are used in...
Curated Video
Finding the Missing Length of a Rectangle Using the Perimeter Formula
In this video, the teacher explains how to determine the missing length of a rectangle by applying the perimeter formula. They give examples and guide the viewers through the steps using variables and equations.
Curated Video
Solving Real World Math Problems: Finding the Area of Rectangles
In this video, the teacher explains how to solve real-world math problems by finding the area of a rectangle. The concepts of multiplication, rows, columns, and units are used to determine the area of different shapes.
Curated Video
Expanding Binomials: A Volume Model Proof
In this video, the teacher explains why (A+B)^3 is not the same as A^3 + B^3. Using a volume model, the teacher demonstrates how to expand (A+B)^3 and shows that it is equal to A^3 + 3A^2B + 3AB^2 + B^3.
Curated Video
Finding the Area of a Rectangle: Counting Columns and Rows
In this lesson, students will learn how to find the area of a rectangle by counting columns and rows. They will use tiling as a strategy to partition the rectangle and determine the number of unit squares in each row and column. Through...
Curated Video
Finding the Area of a Rectangle: Counting Squares
In this video, the teacher explains how to find the area of a rectangle by counting the number of squares inside the shape. They introduce key vocabulary terms such as unit, unit square, perimeter, and area. The teacher demonstrates...
Curated Video
Finding the Area of a Circle
This video explains how to find the area of a circle by relating it to a rectangle. Review the concept of area and the order of operations. Using visual aids, they demonstrate how to convert a circular shape into a rectangular shape to...
Curated Video
Understanding Volume
In this lesson, students will learn how to find the volume of geometric solids by using their knowledge of two and three-dimensional shapes, as well as the measures of area and perimeter. They will understand that volume refers to the...
NUMBEROCK
Volume
See a rectangular prism deconstructed so that your students can look at what's happening inside of 3d shapes. Let the song take your students on a tour, exploring the concept of cubic units how we arrive at finding the volume of prisms...
Curated Video
Finding Volume: Multiplying Dimensions and Using the Volume Formula
In this video, the teacher explains how to compute the volume of a solid figure using its dimensions. They emphasize the importance of understanding the length, width, and height of an object and how to use them in the volume formula.
Corbett Maths
Area of a Rectangle
Model finding the area of a rectangle using a helpful video lesson. Young scholars watch as the instructor shows how to find the area of a rectangle. Additionally, the instructor shows how to calculate the length or width when given the...
Mathispower4u
Write Basic Expressions from Words Modeling Situations
Writing expressions is a basic skill of algebra—but it's a skill that causes scholars to struggle. A thorough video provides examples and explanations to help individuals understand the process. From defining the variable to representing...
Numberphile
Shapes and Solids of Constant Width
Roll right along with an informative lesson that makes cents. Scholars learn that some shapes roll without any change in its width. The video in the Numberphile "Coins" series starts with two-dimensional figures, such as Reuleaux...
Curated OER
How Do You Solve a Word Problem by Subtracting Polynomials?
It's not a complicated word problem, but the picture frame just gives the problem a little context. So you are trying to find the difference, which means subtraction. The instructor reviews how to distribute the negative sign to the...
Curated OER
How Do You Find the Volume of a Box Whose Sides are Monomials?
Length times width times height. Yes, the formula for the volume of a rectangular shape. But the values are monomials. Use the knowledge you have to multiply the monomials and then write it in simplest form.
Curated OER
How Do You Solve a Word Problem by Subtracting Polynomials?
It's not a complicated word problem, but the picture frame just gives the problem a little context. So you are trying to find the difference, which means subtraction. The instructor reviews how to distribute the negative sign to the...
Curated OER
How Do You Find the Perimeter of a Rectangle?
The teacher illustrates a diagram to help you learn about perimeter. First she adds the sides together to get the perimeter. Then she shows how to use the perimeter formula to make it a bit simpler.
Curated OER
What is the Formula for the Area of a Rectangle?
Area=Length x Width. Locate the value of the length of the rectangle and locate the given width and plug them in to solve. Don't forget to include the units and multiply them too.
Virtual Nerd
How Do You Find the Area of a Rectangle?
Area=length x width. Locate the value of the length of the rectangle and locate the given width and plug them in to solve. Don't forget to include the units and multiply them too. This three-minute video can be watched at home to review...
Curated OER
How Do You Find the Length of a Rectangle if You Know its Width and Area?
Learn how to use the formula for area to solve a problem about a rectangle. The demonstrator shows how to plug in the known values of a rectangle, and then how to use the formula for area to solve for the variable in question.
Curated OER
What's the Formula for the Perimeter of a Rectangle?
Discover how to find the algebraic formula for the perimeter of a rectangle through this tutorial. Your algebra learners will be guided towards the thinking steps around this concept. After showing the video, invite your class to model...
Curated OER
How Do You Find the Lateral and Surface Areas of a Rectangular Prism?
What are lateral faces? How do you find the area of all the lateral faces? What to do with the perimeter of the base? Then what do you do with those values? You use it to help determine the total lateral area of a rectangle. Yes, more...
Curated OER
How Do You Find the Width of a Rectangle if You Know its Length and Perimeter?
Use the formula for the perimeter of a rectangle to find the value of the width. Plug the given values of the perimeter and the length into the formula and solve. It is as easy as it looks.