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applying-scale-factors-to-perimeter-area-and-volume-of-similar-figures
Shared lesson activities for Applying Scale Factors to Perimeter, Area, and Volume of Similar Figures
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Area perimeter and volume of rectangle
In this lesson, you will learn about area and perimeter, as well as the formulas for the area and perimeter of a rectangle.
This naturally leads to how to work...
Area of Composite Shapes
This shows how to work out the area of composite rectangular shapes. Hooray!
Area of composite (compound) shapes
Learn what is meant by a composite shape and how to find its area.
See how good you are with area of composite shapes - working out the amount of chipboard req...
Surface area
Surface area is where we work out the area of a 3D object such as a rectangular prism. In this video we work out surface area of a real life example.
Surface area
Surface area is where we work out the area of a 3D object such as a rectangular prism. In this video we work out surface area of a real life example.
Area of circle - Circumference of circle - Volume of cylinders
Work out the area of a circle by using pi (3.1415) and the radius (half the width or diameter of the circle) - so that Area - Pi x radius x radius.
We then wor...
Perimeter of Sector Quick Question
Perimeter of Sector Quick Question
Mass-Energy Scale
The LAB:
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The "Ball Pit" perk:
Kudos to Ever for doing all of those drawings!
Music:
"Monkeys Spinning Monkeys" Kevin MacLeod (incompetech.com) ...
Scale of the Universe
Filmed at CERN and the LHC. Behind the scenes at: Sub to sixtysymbols: ... Song by Dave Lens () featuring ViHart ()
iTunes:
Another "spoken" version by Dav...
Mass-Energy Scale
The LAB:
Subscribe:
The "Ball Pit" perk:
Kudos to Ever for doing all of those drawings!
Music:
"Monkeys Spinning Monkeys" Kevin MacLeod (incompetech.com) ...
Area of Trapezium mathscast
This video shows you how to find the area of a trapezium. It goes through how to use the formula and then has some practice questions to try.
Area of composite shapes mathscast
This video shows you how to find the area of composite shapes and then has some practice questions for you to try.
Area of Trapezium mathscast
This video shows you how to find the area of a trapezium. It goes through how to use the formula and then has some practice questions to try.
Volume of Prisms mathscast
This video shows you how to find the volume of prisms. It goes through a couple of examples and then has some practice questions.
Area of composite shapes mathscast
This video shows you how to find the area of composite shapes and then has some practice questions for you to try.
Volume of Prisms mathscast
This video shows you how to find the volume of prisms. It goes through a couple of examples and then has some practice questions.
Area of sectors mathscast
This video takes you through how to find the area of a sector. It goes through a couple of examples and then has some practice questions to try.
Area of sectors 2 & 1/2absinC
This video shows you how to use area of sectors and the area of triangle formula to answer exam questions. It goes through an example and then has some practic...
Area of sectors 2 & 1/2absinC
This video shows you how to use area of sectors and the area of triangle formula to answer exam questions. It goes through an example and then has some practic...
Area of sectors mathscast
This video takes you through how to find the area of a sector. It goes through a couple of examples and then has some practice questions to try.
Volume of Prisms mathscast
This video shows you how to find the volume of prisms. It goes through a couple of examples and then has some practice questions.
Surface Area mathscasts
Watch this mini revision lesson on Surface Area and have a go at the practice questions. For more see site.google.com/site/mathscasts
Surface Area mathscasts
Watch this mini revision lesson on Surface Area and have a go at the practice questions. For more see site.google.com/site/mathscasts
Geometry – Surface Area of Cones
The BEEometry flies high with this short and sweet as honey lesson on finding the surface area of cones. Here, we must use the formula of surface area = pi * r ...
Geometry – Surface Area of Pyramids
The BEEometry is abuzz with an intuitive way to calculate the surface area of pyramids! We fly in and out of square and hexagonal pyramids in this session. BEEc...
Geometry – Area of Regular Polygons (HD)
The BEEometry takes the sting out of what can be a very confusing honeycomb to chew on. (huh?) We explore what the apothem is, and use the perimeter of regular ...
Volume of a Pyramid, Deriving the Formula
complete explanation for volume of a pyramid here:
Sum of integers squared video link:
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Animated proof that volume of a pyramid is equal to Bh/...
Volume of a Pyramid, Deriving the Formula
complete explanation for volume of a pyramid here:
Sum of integers squared video link:
Buy my app!
Animated proof that volume of a pyramid is equal to Bh/...
Volume of a Sphere, How to get the formula animation
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(4/3)πr(cubed) gives you the volume of a sphere, but where does the formula come from? Here is a simple explanation using geometry and algebra...
Area of a circle, how to get the formula.
Read a more complete explanation here:
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TedEd lesson at
πr(squared) gives you the area of a circle, but where does it come from? Here is a sim...
Area Between Curves - Integrating with Respect to y - Part 2
Area Between Curves - Integrating with Respect to y - Part 2.
In this video, I actually do the integration and calculate the area.
For more free math videos, ...
Area Between Curves - Integrating with Respect to y
Area Between Curves - Integrating with Respect to y - I show the general formula, graph two functions, and set up the integral in this video.
I calculate the...
Area of Triangle Formed by Two Vectors using Cross Product
Area of Triangle Formed by Two Vectors using Cross Product.
Here we find the area of a triangle formed by two vectors by finding the magnitude of the cross pr...
Volume of a Parallelpiped Using Vectors (Multivariable Calculus)
Volume of a Parallelpiped Using Vectors (Multivariable Calculus). Here we find the volume of a 3 dimensional object determined by vectors by using: magnitude, ...
Volume of a Prism (A Box!)
For tons of free videos, visit:
Volume of a Prism (A Box!). Here we look at a quick example of finding the volume of a box. All we need to do is multiply ...
Volume of a Prism (A Tent Shaped Object!)
Volume of a Prism (A Tent Shaped Object!). Here look at another example of finding the volume of a prism. In this case, our object resembles a small tent.
Volume of a Cylinder
Volume of a Cylinder. Here we look at a simple example of finding the volume of a cylinder.
Volume of a Pyramid with Rectangular Base
Volume of a Pyramid with Rectangular Base. Here I give the formula to find the volume of a pyramid and use it to find the volume of a pyramid with a rectangula...
Volume of a Cone
Volume of a Cone. Here we look at an example of finding the volume of a cone.
Surface Area of a Pyramid
Surface Area of a Pyramid. Here we look at an example of finding the surface area of a pyramid.
Surface Area of a Right Cone
Surface Area of a Right Cone. In this example, we find the surface area of a cone.
Volume of a Sphere
Volume of a Sphere. Here we look at a quick example of finding the surface area of a sphere.
Surface Area of a Sphere
Surface Area of a Sphere. Here I do a quick example of finding the surface area of a sphere. The formula is given at the beginning of the video.
Area Between Curves - Integrating with Respect to y
Area Between Curves - Integrating with Respect to y - I show the general formula, graph two functions, and set up the integral in this video.
I calculate the...
Area Between Curves - Integrating with Respect to y - Part 2
Area Between Curves - Integrating with Respect to y - Part 2.
In this video, I actually do the integration and calculate the area.
For more free math videos, ...
Volume of a Prism (A Box!)
For tons of free videos, visit:
Volume of a Prism (A Box!). Here we look at a quick example of finding the volume of a box. All we need to do is multiply ...
Volume of a Prism (A Tent Shaped Object!)
Volume of a Prism (A Tent Shaped Object!). Here look at another example of finding the volume of a prism. In this case, our object resembles a small tent.
Volume of a Cylinder
Volume of a Cylinder. Here we look at a simple example of finding the volume of a cylinder.
Volume of a Pyramid with Rectangular Base
Volume of a Pyramid with Rectangular Base. Here I give the formula to find the volume of a pyramid and use it to find the volume of a pyramid with a rectangula...
Volume of a Cone
Volume of a Cone. Here we look at an example of finding the volume of a cone.
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