Instructional Video4:54
Curated Video

Classifying Quadrilaterals Based on Parallel Sides

3rd - 5th
Classifying quadrilaterals based on the number of parallel sides.
Instructional Video7:44
Brian McLogan

Master Labeling Points Lines and Planes

12th - Higher Ed
Master Labeling Points Lines and Planes
Instructional Video2:07
Brian McLogan

Steps to classify conic sections

12th - Higher Ed
Learn how to classify conic sections. A conic section is a figure formed by the intersection of a plane and a cone. A conic section may be a circle, an ellipse, a parabola, or a hyperbola. The general equation of a conic section is given...
Instructional Video5:08
Brian McLogan

Learn how to classify conic sections

12th - Higher Ed
Learn how to classify conic sections. A conic section is a figure formed by the intersection of a plane and a cone. A conic section may be a circle, an ellipse, a parabola, or a hyperbola. The general equation of a conic section is given...
Instructional Video3:10
Brian McLogan

Sketch a figure from a net

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 Video3:36
Brian McLogan

Sketch a net from a 3D figure

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

How do we classify the angles - Obtuse, straight, acute, right

12th - Higher Ed
Learn all about angles. An angle is a figure formed by two rays sharing a common endpoint. An angle can be classified as acute, right, obtuse, straight or refrex. An acute angle is an angle which measures less than 90 degrees. A right...
Instructional Video3:25
Brian McLogan

What are the names of different types of polygons based on the number of sides

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

What is a net

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 Video1:21
Brian McLogan

How to label the sides and vertex of an angle

12th - Higher Ed
Learn all about angles. An angle is a figure formed by two rays sharing a common endpoint. An angle can be classified as acute, right, obtuse, straight or refrex. An acute angle is an angle which measures less than 90 degrees. A right...
Instructional Video2:04
Brian McLogan

What is a polygon and what is a non example of a one

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 Video6:20
Brian McLogan

What is an angle

12th - Higher Ed
Learn all about angles. An angle is a figure formed by two rays sharing a common endpoint. An angle can be classified as acute, right, obtuse, straight or refrex. An acute angle is an angle which measures less than 90 degrees. A right...
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 Video3:30
Brian McLogan

How to label the sides of an angle

12th - Higher Ed
Learn all about angles. An angle is a figure formed by two rays sharing a common endpoint. An angle can be classified as acute, right, obtuse, straight or refrex. An acute angle is an angle which measures less than 90 degrees. A right...
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 Video1:52
Brian McLogan

What is the difference between convex and concave

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 Video2:47
Brian McLogan

Solving a proportion using inverse operations

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video3:01
Curated Video

Angle Properties in Triangles

3rd - 5th
Identifying special types of triangles based on the angle properties such as right triangles, obtuse triangles, and acute triangles.
Instructional Video3:40
Curated Video

Angles in Parallelograms

3rd - 5th
Identifying special types of parallelograms based on the angle properties.
Instructional Video4:29
CK-12 Foundation

Classifying Quadrilaterals in the Coordinate Plane: Lesson

8th - 11th Standards
Coordinate the classification of quadrilaterals. Given the definitions of special quadrilaterals, a portion of a geometry playlist highlights ways to classify a quadrilateral. The video takes information from figures on a coordinate...
Instructional Video7:15
Curated OER

How Do You Classify Triangles?

5th - 10th
Triangles are classified by their angle measurement as well as by the length of their sides. Here are some names that identify the types of triangles: isosceles, equilateral, scalene, obtuse, and acute. Watch this video to learn about...
Instructional Video
Khan Academy

Khan Academy: Classifying Triangles by Angles

4th Standards
Explains how to classify a triangle just by knowing the angle sizes. [5:30]
Instructional Video
Khan Academy

Khan Academy: Classifying Shapes by Line and Angle Types

4th Standards
Explains how to classify 2D shapes based on the properties of their sides and angles. [2:15]
Instructional Video
Khan Academy

Khan Academy: Classifying Shapes by Lines and Angles

4th - 5th Standards
Demonstrates how to find what 2D shape matches a set of properties. [3:37]