Curated Video
Perimeters of Shapes
A video entitled "Perimeters of Shapes" uses vertex coordinates to find the perimeters of shapes.
Curated Video
Rhombus, Square, Rectangle
A video entitled “Rhombus, Square, Rectangle” discusses the attributes of several quadrilaterals, including squares, rhombuses, and rectangles.
Curated Video
The perimeter of deferent polygon, square or rectangle
The perimeter of deferent polygon, square or rectangle
Curated Video
The polygons| The definitions of a polygon and non-polygon
The polygons| The definitions of a polygon and non-polygon
Brian McLogan
What is the difference between a regular and irregular polygon
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Curated Video
Classifying Polygons by Perpendicular Sides
In this video lesson, we explain the concept of perpendicular lines and demonstrate how to identify them in different shapes. By the end of the lesson, students will be able to categorize polygons based on the number of pairs of...
FuseSchool
Exterior Angles Of Polygons
In this video we are going to look at exterior angles of polygons. Exterior angles are a little strange. They make a straight line with the interior angle, rather than being the whole outside angle. There are a few different ways to...
Curated Video
Exploring Angle Properties and Operations
In this video, the teacher explains how angles impact the arrangement of floor tiles and demonstrates how to find unknown angles in real-world situations using angle properties and operations.
Brian McLogan
Where does the interior angle sum theorem come from
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
Brian McLogan
What is the definition of a regular polygon and how do you find the interior angles
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Curated Video
Sorting Polygons by Angle Types
In this lesson, students will learn how to classify and sort polygons based on their angles. By observing the angles in different shapes, such as squares, triangles, and hexagons, students will understand the concept of right angles,...
Zach Star
A visibility problem, how many guards are enough?
The video explains the proof of 'The Art Gallery Problem'. There are different versions of this problem (such as where guards can be placed) but we will focus on the most well known one where guards are forced to be in corners (and can...
Brian McLogan
What is the interior angle sum theorem for polygons
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
KnowMo
Angles in Polygons: Calculating Interior and Exterior Angles
This video is a lecture presentation on angles in polygons. The presenter explains what a polygon is and how to calculate angles inside of it. They highlight the importance of triangles in finding the interior angles of shapes and...
Brian McLogan
What are four types of polygons
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Brian McLogan
How to find the sum of interior angles for a heptagon
👉 Learn how to determine the sum of interior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. A regular polygon is a polygon whose sides are congruent (equal). The interior angle of a polygon...
Brian McLogan
What are convex polygons
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Curated Video
Identifying the Parts of Three-Dimensional Figures
In this video, you will learn how to identify the different parts of three-dimensional figures, such as faces, vertices, edges, and bases. You will also understand the concept of height and how it relates to the measurement of a prism.
Curated Video
Solving Systems of Linear Equations Using Tables
In this video, the teacher explains how to solve a system of linear equations using a table. They use the example of creating different polygons using a specific number of magnetic bars.
Brian McLogan
What is the formula to find the measure of one interior angle
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
KnowMo
Angles, Triangles, and Polygons: Understanding the Degrees Inside Geometric Shapes
This video is an educational lesson on angles, triangles, and polygons. The presenter explains how to calculate missing angles in triangles and how the exterior angle is related to the opposite angles of a triangle. They also discuss...
Brian McLogan
What are the polygons and their interior angle sum from 3 sides to 10
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...