Instructional Video15:02
Curated Video

Parallel Lines and Transversals

9th - 12th
In this video lesson, students will discover the many types of angles that are formed when parallel lines are cut by a transversal. Vocabulary is reviewed and explained. Visual diagrams are used to show the pattern between the eight...
Instructional Video4:52
Brian McLogan

Finding the Value of X to Prove Two Lines are Parallel

12th - Higher Ed
👉 Learn how to prove parallel lines and relationship between parallel lines and transversals. You also learn how to find the missing value to show you that two angles are supplementary or equal to prove parallel lines. This is based off...
Instructional Video10:33
msvgo

Parallelogram and Its Properties

K - 12th
It explains a parallelogram and its properties such as opposite sides and opposite angles are equal and each diagonal divides the parallelogram into two congruent triangles.
Instructional Video3:31
FuseSchool

Triangles

6th - Higher Ed
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...
Instructional Video1:05
Brian McLogan

Geometry - Identifying Consecutive Interior 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 Video8:25
Brian McLogan

What is the exterior sum theorem for polygons

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 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 Video7:41
Curated Video

Trigonometry and the Pythagorean Theorem: Solving Real-World Problems with Triangles

K - 5th
This video discusses different methods for solving right triangles and oblique triangles, and provide examples of applying these methods to find side lengths, angles, and distances in various scenarios. The lesson emphasizes the...
Instructional Video2:56
FuseSchool

Angles In Parallel Lines

6th - Higher Ed
Parallel lines are always the same distance apart and never meet. We use arrowheads are used to show that lines are parallel. See how these lines have one arrow the, because these ones are also parallel but not parallel to the ones...
Instructional Video8:08
msvgo

Exterior Angle Property of a Triangle

K - 12th
It explains the exterior angle property in triangles. It also delineates the proof for this property & explains how the property can be applied to solve problems.
Instructional Video3:26
FuseSchool

Interior Angles

6th - Higher Ed
In this video we are going to look at the angles in polygons… the sum of all interior angles and the size of one interior angle. In another video we will look at exterior angles. Before we start, you should already know the names of...
Instructional Video8:19
msvgo

Angle Sum Property of a Triangle

K - 12th
It explains the angle sum property of a triangle, that is, the sum of the measures of all angles of a triangle is 180 degrees.
Instructional Video4:18
FuseSchool

Quadrilaterals

6th - Higher Ed
What do these shapes all have in common?They are all 2 dimensional, 4 sided-shapes, with 4 angles.These are known as quadrilaterals. Quad means four Lateral means sidesIn this video we are going to look at the properties of...
Instructional Video2:13
Curated Video

GCSE Secondary Maths Age 13-17 - Shapes & Area: Quadrilateral - 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 Video9:35
msvgo

Euclid's Postulates

K - 12th
It explains Euclid's postulates, theorems and prepositions.
Instructional Video11:03
Let's Tute

Lines and Angles - Part 1

9th - Higher Ed
This video covers All About 'Lines & Angles' Such as - Introduction to Lines & Angles - Types of Angles - Theorems
Instructional Video11:03
Let's Tute

Lines and Angles: Understanding Shapes and Their Elements

9th - Higher Ed
Lines and Angles part 1/2: This video is a lesson on the basics of lines and angles. The teacher explains the different types of angles, how they are formed, and their properties. The lesson also covers parallel lines and transversals,...
Instructional Video3:29
Curated Video

Understanding Triangle Angles: Exploring Properties and Solving Problems

K - 5th
In this video lesson, students learn about the properties of triangle angles. They discover that the sum of the three angles in a triangle always adds up to 180 degrees, regardless of the type of angles involved. The lesson also...
Instructional Video6:52
Professor Dave Explains

Types of Angles and Angle Relationships

12th - Higher Ed
An overview of the types of angles and their relationships.
Instructional Video3:53
Tarver Academy

Exterior Angle of a Triangle

12th - Higher Ed
In This Episode, Tyler Teaches Us About the Exterior Angle of a Triangle
Instructional Video5:17
Curated Video

Solving Non-Right Triangles Using the Law of Sines

K - 5th
In this video, you will learn how to find the missing side lengths of a non-right triangle using the Law of Sines. The Law of Sines relates the angle measures and side lengths of an oblique triangle.
Instructional Video22:27
2
2
Flipped Math

Unit 5 Review: Quadrilaterals and Polygons

9th - 12th Standards
Yes, it will be on the test. Young mathematicians first view an educational video to refresh their memories about material from the unit. They then complete a review worksheet where they find the measures of interior angles of polygons,...
Instructional Video14:49
2
2
Flipped Math

Parallelogram Properties

9th - 12th
Provide pupils with problems on applying properties of parallelograms. The second of seven installments in the Geometry - Quadrilaterals and Polygons unit focuses on parallelograms. Viewers of the instructional video learn about the...
Instructional Video18:47
2
2
Flipped Math

Polygon Angles

9th - 12th
One's knowledge of angles should measure up to expectations. Scholars watch a video to learn about angles in polygons. They first see how to partition a polygon into triangles to find the sum of the interior angle measures. They then...