Instructional Video0:04
Curated OER

How Do You Find the Volume of a Rectangular Prism?

6th - 10th
Do you know the formula needed to determine the area of a rectangular prism? If you don't it's ok, because this video will refresh your memory, then help you use the formula to find the volume of a rectangular prism. Algebra is used to...
Instructional Video3:02
Curated OER

Area of a Rectangle - Geometry Help

4th - 7th
How on earth is one to find the area of a rectangle when he doesn't know the width? Using the diagonal of the rectangle, the length, and the Pythagorean Theorem the missing side is determined and the area is discovered. This clip is...
Instructional Video2:12
Virtual Nerd

What is a Prism?

6th - 9th
I always thought a prism was a solid triangular shaped piece of glass that made rainbows when the light shined through it. Well, that is a prism, but that is only one example of a prism, as prisms are three-dimensional solids of a...
Instructional Video8:20
Curated OER

What is the Formula for the Volume of a Prism?

6th - 12th
Is prism just another mathematical term for a solid? It must be since this lesson is about volume. The teacher illustrates and explains how to find the volume of a rectangular prism and also how to find the volume of a triangular prism....
Instructional Video4:03
Curated OER

How Do You Find the Area of a Rectangle Whose Sides are Binomials?

6th - 12th
The teachers uses a diagram to set up her initial equation to reflect the changes being made to a garden plot. She has a good explanation of how she got her equation. Then she works through the steps to solve the equation.
Instructional Video5:13
Curated OER

How Do You Find the Perimeter of a Rectangle?

6th - 12th
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.
Instructional Video4:25
Curated OER

How Do You Solve a Word Problem by Subtracting and Multiplying Polynomials?

6th - 12th
Apply the distributive property to multiply a monomial times a polynomial to get the area of a rectangle. Then use this information to solve a word problem.
Instructional Video4:46
Curated OER

What is the Formula for the Area of a Rectangle?

6th - 12th
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.
Instructional Video3:32
Virtual Nerd

How Do You Find the Area of a Rectangle?

3rd - 6th Standards
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...
Instructional Video3:46
Curated OER

How Do You Find the Length of a Rectangle if You Know its Width and Area?

6th - 12th
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.
Instructional Video3:36
Curated OER

What's the Formula for the Perimeter of a Rectangle?

6th - 12th
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...
Instructional Video4:44
Mathispower4u

Find the Width of a Rectangle Given the Perimeter

7th - 10th Standards
Gardening sure requires a lot of math! Scholars determine the width of a rectangular garden box given its length and perimeter. They then solve for w in the perimeter formula at the conclusion of the brief YouTube video.
Instructional Video2:31
Socratica

Quadrilaterals, An Overview

6th - 10th
Four sides hath rhombi, rectangles, squares, trapezoids, and parallelograms. Scholars learn different classifications of quadrilaterals by watching a short video from the Socratica Geometry series. They see how sides and angles help...
Instructional Video4:46
Curated OER

What is the Formula for the Area of a Parallelogram?

5th - 8th
So you are trying to tell me that a parallelogram is a rectangle in disguise? Wow! And I can use a similar formula of the area of a rectangle to find the area of a parallelogram? Wow! Ok, show me how! A=bh. So simple really.
Instructional Video7:45
Curated OER

How Do You Find the Lateral and Surface Areas of a Triangular Prism?

9th - 11th
There are several pieces to this problem. But luckily all the necessary pieces are here. There are five variables and three different formulas to use to get the solutions. The instructor diagrams the triangular prism and labels the...
Instructional Video6:25
Curated OER

How Do You Find the Lateral and Surface Areas of a Rectangular Prism?

6th - 12th
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...
Instructional Video6:08
Curated OER

How Do You Find the Lateral and Surface Areas of a Cylinder?

9th - 11th
There are three formulas that need to be used to solve this problem. The formula for the lateral area of a cylinder, the formula for the circular base of the cylinder, and then the formula for the surface area. It seems like quite a bit,...
Instructional Video5:37
Curated OER

How Do You Find the Width of a Rectangle if You Know its Length and Perimeter?

6th - 9th
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.
Instructional Video4:38
Curated OER

How Do You Find the Area of a Parallelogram?

6th - 8th
So you are trying to tell me that a parallelogram is a rectangle in disguise? Wow! And I can use a similar formula of the area of a rectangle to find the area of a parallelogram? Wow! Ok, show me how! A=bh. So simple really.
Instructional Video5:56
Curated OER

What is a Rectangle?

4th - 7th
What are the characteristics and properties of a quadrilateral that make it a rectangle? Four sides? Right angles? Parallel sides? Watch this video and follow along as the instructor explains the terms and properties that make a...
Instructional Video4:52
Curated OER

What is a Quadrilateral?

5th - 10th
What's so special about quadrilaterals? There are five special types, yes, five. Can you name them? The instructor in this video diagrams and illustrates the special types of quadrilaterals and explains what makes each one special.
Instructional Video7:17
Curated OER

What is a Parallelogram?

6th - 8th
A rectangle, a rhombus, a square, a trapezoid - are any of these a parallelogram? What are the criteria that make a shape a parallelogram? It has something to do with parallel sides, congruent sides, and congruent angles. Help your young...
Instructional Video3:27
Curated OER

How Do You Find the Area of a Rectangle Whose Sides are Binomials?

8th - 11th
The teacher uses a diagram to set up her initial equation to reflect the changes being made to a garden plot. She has a good explanation of how she got her equation. Then she works through the steps to solve the equation.
Instructional Video11:03
Curated OER

How Do You Classify Quadrilaterals?

3rd - 7th
A rectangle, a rhombus, a square, a trapezoid, and a parallelogram, are these quadrilaterals? What are the criteria that make and shape a quadrilateral? It has something to do with parallel sides, congruent sides, and congruent angles....