Instructional Video14:22
Curated Video

Angles of Polygons: Understanding Interior and Exterior Angle Measures

9th - 12th
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...
Instructional Video3:48
Brian McLogan

Determine the missing value using the sum of interior angles of a polygon ex 3

12th - Higher Ed
👉 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...
Instructional Video4:01
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Angles in Polygons - Explained

9th - 12th
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 steps. This video...
Instructional Video5:04
Brian McLogan

How to determine the number of sides given one interior angle

12th - Higher Ed
👉 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...
Instructional Video5:00
Brian McLogan

Finding the value of x for interior angle of a polygon - parallelogram

12th - Higher Ed
👉 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...
Instructional Video6:08
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Regular Polygon - Explained

9th - 12th
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 steps. This video...
Instructional Video3:22
Brainwaves Video Anthology

The Brainwaves - A Video Anthology (trailer)

Higher Ed
The Brainwaves Video Anthology is collection of over 1,000 videos with 2 million views in 234 countries. Here you will meet the thinkers, dreamers and innovators; some of the brightest minds in education.
Instructional Video3:23
Brian McLogan

How do you find the measure of one interior angle of a polygon

12th - Higher Ed
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Instructional Video3:04
Brian McLogan

Given the measure of one interior angle find the number of sides for a polygon

12th - Higher Ed
👉 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...
Instructional Video2:54
Brian McLogan

How to determine the measure of one exterior angle given the number of sides ex 3

12th - Higher Ed
👉 Learn how to find the measure of the exterior angle of a regular polygon. The exterior angle of a polygon is the angle between a side of the polygon and an outward extension of the adjacent side. The sum of the exterior angles of a...
Instructional Video2:31
Encyclopaedia Britannica

Did You Know? Ohio River Paddle Boats and the Underground Railroad

Pre-K - Higher Ed
Learn more about the Underground Railroad, which helped enslaved people escape to freedom.
Instructional Video3:38
Brian McLogan

How to determine the number of sides when given one exterior angle ex 1

12th - Higher Ed
👉 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...
Instructional Video2:28
Brian McLogan

find the sum of the interior angles to find the value of x

12th - Higher Ed
👉 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...
Instructional Video2:42
Brian McLogan

Find the measure of x given interior angles of a quadrilateral

12th - Higher Ed
👉 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...
Instructional Video3:40
Brian McLogan

Finding the sum and measure of an interior angle for a regular pentagon

12th - Higher Ed
👉 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...
Instructional Video3:15
Brian McLogan

Find the measure of x given interior angles of a pentagon

12th - Higher Ed
👉 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...
Instructional Video2:55
Brian McLogan

Using the interior angle sum theorem to find x of a quadrilateral

12th - Higher Ed
👉 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...
Instructional Video4:46
Brian McLogan

Given a polygon, solve for x and all of the interior angles using sum of interior angles

12th - Higher Ed
👉 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...
Instructional Video6:26
Oxford Comma

Speaker or Author: She Dwelt Amoung the Untrodden Ways

9th - 12th
By using William Wordsworth's famous poem we seek to draw the distinction between author and speaker and determine which one was in love with the mysterious Lucy.
Instructional Video2:05
Brian McLogan

How to find the sum of interior angles for a heptagon

12th - Higher Ed
👉 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...
Instructional Video6:43
Curated Video

Solving an Obtuse Angle in a Hexagon with Parallel Sides

9th - 12th
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q12, which involves solving an obtuse angle in a hexagon with parallel sides. Students will understand the properties of a hexagon, interior...
Instructional Video8:42
Curated Video

Triangle Sum Theorem and Exterior Angle Theorem

9th - 12th
In this video, the teacher explains the basics of triangles, including the interior and exterior angles. The lesson covers the triangle sum theorem, using ratios to find angle measures, and the exterior angle theorem. The teacher...
Instructional Video4:11
Brian McLogan

How to determine the number of sides of a regular polygon, given one interior angle

12th - Higher Ed
👉 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...
Instructional Video3:52
Brian McLogan

What is the difference between a regular and irregular polygons

12th - Higher Ed
👉 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...