Instructional Video1:35
Brian McLogan

Classify a polygon as concave, convex, regular or irregular ex 1

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...
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 Video5:41
KnowMo

Angle Sums in Triangles: Understanding and Calculating Missing Angles

12th - Higher Ed
The video is a lecture presentation on the concept of angle sums in triangles. The video then demonstrates how this property can be used to calculate missing angles in a triangle by finding what is already known and subtracting it from...
Instructional Video3:16
Brian McLogan

What is the different formulas for interior angles of a polygon

12th - Higher Ed
👉 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...
Instructional Video2:09
Brian McLogan

What is the difference between concave and convex 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...
Instructional Video3:13
Brian McLogan

Geometry - Identifying Corresponding Angles from a Figure

12th - Higher Ed
👉 Learn how to identify angles from a figure. This video explains how to solve problems using angle relationships between parallel lines and transversal. We'll determine the solution given, corresponding, alternate interior and exterior....
Instructional Video3:20
Brian McLogan

Learn to find the sum of interior angles given one exterior angle for a polygon ex 1

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 Video2:33
Brian McLogan

How to determine the sum of interior angle of a polygon given one exterior angle ex

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 Video3:40
Brian McLogan

Determine the sum of interior angles when given one exterior angle ex 3

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 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 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 Video2:37
Brian McLogan

Find the number of sides of a regular polygon, given the measure of one interior ang

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 Video1:49
Brian McLogan

How to determine the difference between interior and exterior angles

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...
Instructional Video2:07
Brian McLogan

How to determine the number of sides of a polygon when given the sum of interior ang

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 Video3:06
Brian McLogan

Given the sum, find the meausre or a single interior angle of a regular polygon ex 1

12th - Higher Ed
👉 Learn how to determine the measure of the interior angles 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...
Instructional Video2:59
Brian McLogan

What is the measure of each exterior angle of a 12 gon

12th - Higher Ed
👉 Learn how to determine the measure of the interior angles 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...
Instructional Video1:47
Brian McLogan

What is a concave polygon

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...
Instructional Video3:51
Brian McLogan

Using the sum of interior angles for a quadralateral to find the measure of each angle

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 Video1:56
Brian McLogan

Learn how to determine the missing value using the exterior angles of a polygon ex

12th - Higher Ed
👉 Learn how to solve for an unknown variable in the exterior angle of a 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...
Instructional Video3:01
Brian McLogan

Given one exterior angle, learn how to find the number of sides of a polygon ex 2

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 Video4:06
Brian McLogan

Determine the measure of interior and exterior angles for a hexagon

12th - Higher Ed
👉 Learn how to determine the measure of the interior angles 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...
Instructional Video3:50
Brian McLogan

Determine the measure of each exterior angle of a regular octagon

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 Video1:40
Brian McLogan

How to determine the measure of each interior angle of a regular quadralateral

12th - Higher Ed
👉 Learn how to determine the measure of the interior angles 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...
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...