3Blue1Brown
Cramer's rule, explained geometrically | Essence of linear algebra, chapter 12
What Cramer's rule is, and a geometric reason it's true
3Blue1Brown
Cross products in the light of linear transformations | Essence of linear algebra chapter 11
The formula for the cross product can feel like a mystery, or some kind of crazy coincidence. But it isn't. There is a fundamental connection between the cross product and determinants.
3Blue1Brown
Cross products | Essence of linear algebra, Chapter 8
The cross product is a way to multiple to vectors in 3d. This video shows how to visualize what it means.
3Blue1Brown
Cross products in the light of linear transformations | Essence of linear algebra chapter 8 part 2
The formula for the cross product can feel like a mystery, or some kind of crazy coincidence. But it isn't. There is a fundamental connection between the cross product and determinants.
3Blue1Brown
Cramer's rule, explained geometrically: Essence of Linear Algebra - Part 12 of 15
This rule seems random to many students, but it has a beautiful reason for being true.
3Blue1Brown
Cross products | Essence of linear algebra, Chapter 10
The cross product is a way to multiple to vectors in 3d. This video shows how to visualize what it means.
3Blue1Brown
Cross products in the light of linear transformations: Essence of Linear Algebra - Part 11 of 15
The formula for the cross product can feel like a mystery, or some kind of crazy coincidence. But it isn't. There is a fundamental connection between the cross product and determinants.
3Blue1Brown
Cross products: Essence of Linear Algebra - Part 10 of 15
The cross product is a way to multiple to vectors in 3d. This video shows how to visualize what it means.
Curated Video
Two congruent triangles can be arranged to compose a parallelogram
Pupil outcome: I can explain how two congruent triangles can arranged to compose a parallelogram. Key learning points: - The area of a triangle is equal to half the area of the parallelogram you create from 2 congruent triangles. - Any...
Curated Video
Any parallelogram can be decomposed and the parts rearranged to form a rectangular parallelogram
Pupil outcome: I can explain how any parallelogram can be decomposed and the parts rearranged to form a rectangular parallelogram. Key learning points: - The area of a parallelogram is equal to the area of the rectangle created by...
Curated Video
Explain how to calculate the area of a triangle
Pupil outcome: I can explain how to calculate the area of a triangle. Key learning points: - The area of a triangle is half the area of a parallelogram with same base and perpendicular height. - The area of a triangle can be calculated...
Curated Video
Explain how to calculate the area of a parallelogram
Pupil outcome: I can recall and explain how to calculate the area of a parallelogram. Key learning points: - The area of a parallelogram is equal to the area of the rectangle created by rearranging the parts. - Any parallelogram has a...
Curated Video
Use the area of a parallelogram formula to calculate unknown measurements
Pupil outcome: I can use the area of a parallelogram formula to calculate unknown measurements. Key learning points: - The area of a parallelogram is equal to its base multiplied by its perpendicular height. - If the area of a...
Curated Video
Securing understanding of perimeter and area
Pupil outcome: I can find the perimeter and area of basic shapes. Key learning points: - You can calculate the area and perimeter of rectangles. - Different rectangles can have the same perimeter. - The area of a parallelogram can be...
Curated Video
Checking and securing understanding of properties of shapes
Pupil outcome: I can identify a shape from its properties and state the properties of a given shape. Key learning points: - Many shapes have similar properties. - It is not always clear which shape is being described so more details may...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It? | Math Defined with Mrs C | 7.EE.B.4
Welcome to Using one-step equations to find the unknown side lengths of geometric figures, with Mrs. C! If you need help understanding how to use one-step equations to find missing side lengths with given perimeters, we're here to help...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It?
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go show you step-by-step how to subtract these mixed numbers.
Curated Video
Geometry and Measurements: Terms Related to the Circle
By the end of this learning object, the student will be able to: - Recall all terms related to the circle (circle - radius - center - diameter - sector). - Find the surface area of a given circle.64579
Curated Video
How to Find the Area of a Trapezium
This video will explain how to find the area of a trapezium and provides a visual demonstration of the formula, using the area of a parallelogram. Practice questions and answers are at the end of the video.
Curated Video
Finding the Area of a Triangle
This video explains how to find the area of a triangle when we are given the lengths of the base and vertical height. We also explain how the formula works. Practice questions and answers are at the end of the video.
Curated Video
How to Find the Area of a Parallelogram
In this math video we will learn how to find the area of a parallelogram. We will begin by identifying the formula for the area of a parallelogram; A=bh. We will understand that bh represents b multiplied by h. We will review how to...
Curated Video
How to Find the Area of a Parallelogram
This video will explain how to find the area of a parallelogram, what a parallelogram is and provides a visual demonstration of why the formula for the area of a parallelogram works. Practice questions and answers are at the end of the...