Instructional Video5:40
Curated Video

Identifying Points, Rays, Lines, and Line Segments

K - 5th
In this lesson, students will learn how to identify geometric figures such as points, lines, rays, and line segments. Through observation, they will understand the characteristics of each figure and how to label them correctly.
Instructional Video10:27
Math Fortress

Calculus III: Three Dimensional Coordinate Systems (Level 6 of 10)

12th - Higher Ed
This video continues the exploration of a three dimensional cartesian coordinate system.This video covers three slightly more challenging examples requiring the use of the distance formula in three dimensions.
Instructional Video5:39
Math Fortress

Geometry: Measurement of Segments (Level 3 of 4)

12th - Higher Ed
In this video we will go over 2 additional examples that involve congruent segments.
Instructional Video4:49
Let's Tute

Introduction to Cartesian Coordinate System and Basic Concepts of Coordinate Geometry

9th - Higher Ed
In this session of coordinate geometry, we learned about the Cartesian coordinate system and how it helps us locate points on a plane using X and Y coordinates. We also learned about the four quadrants and the sign of coordinates...
Instructional Video3:16
Curated Video

Finding the Shortest Distance on the Coordinate Plane using the Pythagorean Theorem

K - 5th
In this video, the teacher explains how to find the shortest distance between two points on a coordinate plane using the Pythagorean theorem. They demonstrate the process by creating right triangles and plugging the values into the...
Instructional Video18:31
msvgo

Angles: Types and Measurement

K - 12th
This nugget teaches the classification of angles based on their measures.
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 Video4:52
Curated Video

Understanding and Identifying Parts of Three-Dimensional Figures

K - 5th
In this video, the teacher explains the terms used to describe three-dimensional figures. They discuss the difference between one-dimensional, two-dimensional, and three-dimensional figures, and how to identify the faces, edges,...
Instructional Video2:44
Curated Video

Writing and Solving Equations with Complementary and Supplementary Angles

K - 5th
In this video, students learn how to write and solve equations using complementary and supplementary angles. The example of the Leaning Tower of Pisa is used to illustrate the concept, showing how to find the angle at which the tower...
Instructional Video10:05
Math Fortress

Geometry: Division of Segments and Angles (Level 4 of 8)

12th - Higher Ed
In this video we will go over 5 intermediate examples involving midpoints, bisectors and trisectors.
Instructional Video3:29
Brian McLogan

How to label points lines and planes from a figure ex 1

12th - Higher Ed
👉 Learn how to label points, lines, and planes. A point defines a position in space. A line is a set of points. A line can be created by a minimum of two points. A plane is a flat surface made up of at least three points. A point is...
Instructional Video3:30
KnowMo

Constructing Bisectors and Locating Points

12th - Higher Ed
The video is a tutorial on how to construct bisectors, loci, and identify regions in geometry. The presenter explains the steps to construct a perpendicular bisector with a compass and ruler, as well as how to bisect an angle. The video...
Instructional Video2:31
Brian McLogan

What is a line segment and ray

12th - Higher Ed
👉 Learn essential definitions of points, lines, and planes. A point defines a position in space. A line is a set of points. A line can be created by a minimum of two points. A plane is a flat surface made up of at least three points. A...
Instructional Video1:56
Brian McLogan

What are terminal and initial sides of an angle?

12th - Higher Ed
👉 Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Instructional Video4:53
Curated Video

Finding Missing Edge Lengths on Composite 3D Prisms

K - 5th
In this video, the teacher explains how to identify missing edge lengths on composite 3D prisms by locating parallel edges. They use examples of rectangles and rectangular prisms to demonstrate how parallel sides have the same length.
Instructional Video2:03
Brian McLogan

What is a segment

12th - Higher Ed
👉 Learn essential definitions of points, lines, and planes. A point defines a position in space. A line is a set of points. A line can be created by a minimum of two points. A plane is a flat surface made up of at least three points. A...
Instructional Video12:32
KnowMo

Calculating Midpoints: Methods and Applications

12th - Higher Ed
This video is a lecture presentation on midpoints, explaining what they are and how to calculate them mathematically. The video covers topics such as how to find the midpoint between two points using the gradient method or averaging out...
Instructional Video7:44
Brian McLogan

Master Labeling Points Lines and Planes

12th - Higher Ed
Master Labeling Points Lines and Planes
Instructional Video10:59
Zach Star

This is what a universe with spherical geometry might look like (even if you're sober)

12th - Higher Ed
This is what a universe with spherical geometry might look like (even if you're sober)
Instructional Video10:19
Math Fortress

Calculus III: The Dot Product (Level 5 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over a proof for the geometric definition of the dot product. This video also goes over 4 examples illustrating how to find the angle between two...
Instructional Video1:46
KnowMo

Angle Bisector: How to Bisect an Angle Using a Compass

12th - Higher Ed
This video is a tutorial on how to bisect an angle using a compass. The presenter explains the meaning of bisecting something into two equal parts and then demonstrates how to mark the line segments with a compass, create arcs within the...
Instructional Video3:35
Curated Video

Simplifying Square Roots with Physical Models

K - 5th
In this video, the teacher explains how to simplify square roots by using physical models and the Pythagorean theorem. They demonstrate how to calculate the length of a square root by finding the area of squares and splitting them into...
Instructional Video6:50
Math Fortress

Geometry: Introduction to Geometry (Level 7 of 7)

12th - Higher Ed
This video continues introducing the basic building blocks for the successful study of geometry. This video culminates this video series by going over 9 examples, that cover naming and set problems.
Instructional Video5:30
Brian McLogan

Learn How to Prove Two Triangles are Congruent by SSS - Congruent Triangles

12th - Higher Ed
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...