Brian McLogan
Classify a polygon as concave, convex, regular or irregular ex 1
👉 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
Learn how to determine the surface area of a triangular prism
👉 Learn how to find the volume and the surface area of a pyramid. A pyramid is a 3-dimensional object having a polygon as its base and triangular surfaces converging at a single point called its apex. A pyramid derives its name from the...
KnowMo
Introduction to Polygons: Classification and Naming of Shapes
The video is a beginner's guide to polygons. It defines what a polygon is and how it is classified into regular and irregular polygons, convex and concave polygons, based on their side lengths and angles. It also covers the names of...
Brainwaves Video Anthology
M.W. Penn - Teaching Math Concepts to Young Children
MW Penn writes stories and poetry for young children to introduce them to the seminal ideas of mathematics. Her interests, math and literature, are not separate worlds. Children love stories and they enjoy the patterns of verse;...
Let's Tute
Introduction to Frequency Polygons and Their Applications
This video explains what a frequency polygon is and how to draw one with and without the help of a histogram. It also demonstrates how to read a frequency polygon and compares its usefulness to that of a histogram. The example used is...
Brian McLogan
Classify a polygon as concave, convex, regular or irregular ex 1
👉 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
What is the difference between convex and concave
👉 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 determine if a polygon is concave, convex, regular or irregular
👉 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
Classifying a polygon in two different ways ex 4
👉 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
Finding the sum and measure of an interior angle for a regular pentagon
👉 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
Given a polygon, solve for x and all of the interior angles using sum of interior angles
👉 Learn how to solve for an unknown variable in the interior angle 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...
Brian McLogan
Determine the missing value using the sum of interior angles of a polygon ex 3
👉 Learn how to solve for an unknown variable in the interior angle 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...
Brian McLogan
Determine the missing parts of a polygon and find the perimeter
Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the sides...
Brian McLogan
What is the different formulas for interior angles of a polygon
👉 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 difference between concave and 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...
IDG TECHtalk
How to make election maps in R
See how to use the R leaflet package to color code a map by winner, loser, and margin of victory.
Curated Video
Identifying and Sorting Triangles
In this video, students are taught how to identify and sort triangles at a shape warehouse. They learn that a triangle is a polygon with three sides and three angles.
Brian McLogan
How to rotate a figure about different fixed points
👉 Learn how to rotate a figure and different points about a fixed point. Most often that point or rotation will be the original but it is important to understand that it does not always have to be at the origin. When rotating it is also...
Brian McLogan
Learn to find the sum of interior angles given one exterior angle for a polygon ex 1
👉 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
How to determine the sum of interior angle of a polygon given one exterior angle ex
👉 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
Given the measure of one interior angle find the number of sides for a polygon
👉 Learn how to determine the number of sides of a regular 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
Find the measure of x given interior angles of a quadrilateral
👉 Learn how to solve for an unknown variable in the interior angle 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...
Curated Video
Constructing a Circumscribed Circle on a Triangle Using Perpendicular Bisectors
In this lesson, students will understand that a circumscribed circle is a circle that passes through all the vertices of a polygon, and that its center is where the perpendicular bisectors of the polygon intersect. By following...
Curated Video
Angles of Polygons: Understanding Interior and Exterior Angle Measures
In this video, the teacher explains the concepts of polygons, interior and exterior angle measures, and how to find missing angles using equations. The teacher also provides examples and patterns to help students understand these...