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 Video14:44
KnowMo

Angles in Polygons: Calculating Interior and Exterior Angles

12th - Higher Ed
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...
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 Video2:02
Brian McLogan

Determine the number of sides of a polygon when given the sum of interior angles ex

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 Video2:50
Brian McLogan

Determine the number of sides of a regular polygon given one interior 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 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 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 Video2:35
Brian McLogan

Determining the value of x by finding the 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 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 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 Video2:37
Brian McLogan

Determine the missing variable using the sum of interior angles ex 1

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 Video3:23
Brian McLogan

Use the sum of exterior angles to solve for the missing variable ex 3

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 Video4:11
Brian McLogan

Learning 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 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 Video1:43
Brian McLogan

Solving for an inteior angle given one interior angle and exterior angle in two ways ex 8

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 Video3:06
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 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 Video1:15
Brian McLogan

Learn to find the number of sides of a regular polygon when given one exterior 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 Video27:22
Curated Video

Reasoning about angles in polygons

Pre-K - Higher Ed
Pupil outcome: I can reason about the sum of the angles within different polygons. Key learning points: - Angles describe and measure a turn or rotation. - Protractors can be used to measure and draw angles. - Use knowledge of right...
Instructional Video1:34
Brian McLogan

How to find the number of sides of a polygon when given the sum of interior angles

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 Video4:33
Brian McLogan

Finding the value of x for a hexagon using interior sum theorem

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 Video3:38
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 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 Video6:27
Curated Video

Sum of Interior Angles of a Polygon

6th - Higher Ed
In this video, we derive the rule for the sum of the interior angles of a polygon: 180(n-2). The formula is derived by taking the number of sides, subtract two (to find the number of triangles), and then multiply by 180. At the end of...