Visual Learning Systems
Perimeter and Area: Calculating Area
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
SciShow
The Future of Air Travel
It used to be that you could get on a Concorde jet and fly across the Atlantic ocean faster than the speed of sound, but what does the future hold for supersonic flight?
KnowMo
Rectangular Areas: Understanding and Calculating Area of Rectangles and Composite Shapes
This video lecture provides an introduction to rectangular areas and how to calculate them. The speaker explains the concept of area as the space inside a 2D shape and the formula for calculating it by multiplying two side lengths...
Curated Video
An Introduction to Area | Teaching Maths
Introduce students to the concept of area and explain how to calculate the area of rectangles using the rule length x width.
Visual Learning Systems
Perimeter and Area: Summing Up (Perimeter and Area)
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Professor Dave Explains
Types of Colloids and Their Properties
Earlier we learned that as far as mixtures go, we can have homogeneous solutions, or totally heterogeneous mixtures, where components don't mix. But there are actually intermediary mixtures, where substances mix to some limited degree....
Visual Learning Systems
Perimeter and Area: Introduction (Perimeter and Area)
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Visual Learning Systems
Perimeter and Area: Quiz (Perimeter and Area)
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Visual Learning Systems
Perimeter and Area: What Is Perimeter?
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
TED Talks
TED: Africa's path to clean mobility -- driven by motorcycles | Adetayo Bamiduro
A lack of infrastructure in parts of Africa has made unregulated, gas-powered motorcycle taxis widespread -- a system that gets people where they need to be, but heavily pollutes the air and excludes drivers from the formal economy. TED...
Brian McLogan
Master Verifying trigonometric identities with multiple steps
Master Verifying trigonometric identities with multiple steps
Curated Video
Finding Area with the Distributive Property
In this video, students learn how to find the area of rectangles using the distributive property. They are introduced to benchmark numbers and unit squares to help them estimate and calculate the area.
Visual Learning Systems
Perimeter and Area: What Is Area?
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Curated Video
Finding the Area of a Square or Rectangle
In this video we explain how to find the area of a square or rectangle; what area means and how to calculate it. Practice questions and answers are provided at the end of the video.
Brian McLogan
How to use dialations and factors to find the new perimeter and area of a rectangle
👉 Learn how to find the area and perimeter of a rectangle. A rectangle is a parallelogram with all the angles equal to 90 degrees. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Virtually Passed
Second Moment of Area Example 4 (I beam)
Here I calculate the second moment of area (moment of inertia) for an I beam. The easiest way to do this is to find the moment of inertia of each of the rectangles about the I beams centroid (note you'll have to use the parallel axis...
Curated Video
Tiling the Floor (Multiply whole-number measurements of the length of the sides of a rectangle to find the area in the context of a real-world problem.)
Luka wants to tile a floor in the shape of a rectangle, and he needs to know how many square tiles to buy. The shop offers 1 meter square tiles. How many square meters does Luka need if the floor is 8 meters by 7 meters?
Brian McLogan
Determine the area of a parallelogram when not given the height
👉 Learn all about Area and Perimeter. In this playlist, we will explore how to determine the area and perimeter of 2-dimensional figures. We will also look into combinations of figures. The focus will be on rectangles, squares,...
Brian McLogan
What is formula for the area of a trapezoid
👉 Learn how to find the area and perimeter of trapezoids. A trapezoid is a quadrilateral with one pair of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the...
Curated Video
I WONDER - Is Blood Always Red?
This video is answering the question of is blood always red.
Crash Course
Complex Animals: Annelids & Arthropods - CrashCourse Biology
Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.
SciShow
How Do We Know the Age of the Universe?
What kinds of tools do astronomers use to calculate the age of the universe, and how can they determine the speed of its expansion?