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Curated Video
Vectors: Theory
This video shows the use of vector theory to work out the coordinates of points on a parallelogram. It also shows how to use a vector method to prove that points on a parallelogram form a straight line. Source of question: IGCSE A June...
Curated Video
Reflecting a Parallelogram: Understanding Changes and Similarities
In this video, students learn about reflecting a parallelogram and how it affects the shape. The teacher explains the concept using vocabulary terms such as congruent line segments, congruent angles, and parallel lines.
Curated Video
Proving or Disproving Rectangles in the Coordinate Plane
In this video, the teacher explains how to prove or disprove that four points in a coordinate plane make up a rectangle. They review different ways to classify quadrilaterals and then demonstrate how to prove that a shape is a...
Curated Video
Proving the Area of a Circle
In this video, the teacher explains how to prove the formula for calculating the area of a circle using a visual demonstration. By dissecting and rearranging the circle into smaller slices, the teacher shows how the formula, area equals...
Brian McLogan
How to find the area of a figure using multiple area's
👉 Learn how to find the area and perimeter of composite shapes. A composite shape is a shape that is composed of different shapes. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Math Fortress
Calculus III: Two Dimensional Vectors (Level 5 of 13)
This video is a review of Two Dimensional Vectors. This video goes over 12 examples covering vector addition, vector subtraction and scalar multiplication. These problems are solved by using the geometric interpretation of these...
Brian McLogan
How to find the composition of two areas by subtracting their areas
👉 Learn how to find the area and perimeter of composite shapes. A composite shape is a shape that is composed of different shapes. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Brian McLogan
How to determine the area of a triangle
👉 Learn how to find the area and perimeter of triangles. A triangle is a shape of three sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the measure of the outline enclosing...
Brian McLogan
How to determine the area of a parallelogram
👉 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,...
Math Fortress
Calculus III: The Cross Product (Level 1 of 9)
This video introduces the third way of multiplying vectors called the cross product also known as the vector product and sometimes refereed to as the area product. This video will cover the geometric definition of the cross product.
Brian McLogan
How to find the area of a parallelogram using the pythagorean theorem
👉 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
How to determine the area of a regular hexagon
👉 Learn how to find the area and perimeter of polygons. A polygon is a closed shape with 3 or more sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the measure of the...
Curated Video
Vector Addition and Multiplication by Scalars
This is a lecture presentation on vector addition and multiplication by scalars. The video explains how to add and subtract two vectors, find the resultant vector using the triangle rule and the parallelogram law of vector addition, and...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallelogram - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...
Curated Video
Properties of Quadrilaterals
In this video, the teacher explains how to identify true statements about quadrilaterals, using examples of trapezoids, parallelograms, rhombuses, and squares. The teacher walks through each answer choice and eliminates incorrect...
msvgo
Parallelogram and Its Properties
It explains a parallelogram and its properties such as opposite sides and opposite angles are equal and each diagonal divides the parallelogram into two congruent triangles.
Brian McLogan
Use the pythagorean theorem to find the area of a parallelogram
👉 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,...
Tarver Academy
6-4 Properties of Special Parallelograms - GEOMETRY
In This Episode, Tyler Teaches Us About Properties of Special Parallelograms - Geometry
Brian McLogan
Writing a proof to prove a parallelogram is a rectangle
👉 Learn how to solve problems with rectangles. A rectangle is a parallelogram with each of the angles a right angle. Some of the properties of rectangles are: each pair of opposite sides are equal, each pair of opposite sides are...
KnowMo
Calculating the Area of Parallelograms and Trapezia
This video is a lecture on parallelograms and trapeziums, and how to find their respective areas. The instructor begins by explaining what area is and how it is calculated by multiplying two side lengths together. They then move on to...
Brian McLogan
Using the properties of parallelograms to solve for the missing diagonals
👉 Learn how to solve problems with parallelograms. A parallelogram is a four-sided shape (quadrilateral) such that each pair of opposite sides are parallel and are equal. Some of the properties of parallelograms are: each pair of...
Curated Video
Naming Quadrilaterals: Exploring the Relationships Between Shapes
In this video, we explore the different attributes and names of quadrilaterals. We explain how quadrilaterals can have multiple names based on their shared attributes, using examples like squares, rectangles, parallelograms, and...
Brian McLogan
How do we find the area of a octagon (side lengths are not correct)
👉 Learn how to find the area and perimeter of polygons. A polygon is a closed shape with 3 or more sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the measure of the...
Brian McLogan
Determine if a set of points makes up a rectangle using the distance formula
👉 Learn how to determine the figure given four points. A quadrilateral is a polygon with four sides. Some of the types of quadrilaterals are: parallelogram, square, rectangle, rhombus, kite, trapezoid, etc. Each of the types of...