Instructional Video4:26
Curated Video

Identifying Pentagons

K - 5th
In this video, students will learn how to identify pentagons by finding shapes with five straight sides that meet at five corners. The teacher explains the importance of straight sides and closed shapes in determining if a shape is a...
Instructional Video10:46
Brian McLogan

Learn how to graph an ellipse by re writing the equation from completing the square

12th - Higher Ed
Learn how to graph horizontal ellipse which equation is in general form. A horizontal ellipse is an ellipse which major axis is horizontal. When the equation of an ellipse is written in the general form, we first rewrite it in standard...
Instructional Video6:29
Brian McLogan

Graph the equation of the ellipse when given the center is at the origin

12th - Higher Ed
Learn how to graph horizontal ellipse centered at the origin. A horizontal ellipse is an ellipse which major axis is horizontal. To graph a horizontal ellipse, we first identify some of the properties of the ellipse including the major...
Instructional Video4:19
Brian McLogan

What are the basic characteristics of an ellipse for conic sections

12th - Higher Ed
Learn all about ellipses for conic sections. We will discuss all the essential definitions such as center, foci, vertices, co-vertices, major axis and minor axis. We will also discuss the essential processes such as how to graph and...
Instructional Video4:05
Brian McLogan

New definition of a parabola with focus and directrix

12th - Higher Ed
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Instructional Video9:07
Brian McLogan

Conics section Characteristics of a parabola with vertical axis of symmetry

12th - Higher Ed
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Instructional Video7:10
Brian McLogan

Graphing a quadratic using a table and axis of symmetry

12th - Higher Ed
👉 Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Instructional Video3:30
Brian McLogan

Finding the vertex of a quadratic function

12th - Higher Ed
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular parabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Instructional Video3:44
Brian McLogan

What are the basic characteristics of a parabola for conic sections

12th - Higher Ed
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Instructional Video5:58
Brian McLogan

Completing the square to identify the vertex, focus and directrix of a parabola in conic

12th - Higher Ed
Learn how to graph a parabola in when it is given in general form. To graph a parabola in conic sections we will need to convert the equation from general form to standard form by completing the square. Once it is in standard form we can...
Instructional Video10:31
Brian McLogan

Complete the square to find the focus directrix and vertex in conic sections parabola

12th - Higher Ed
Learn how to graph a parabola in when it is given in general form. To graph a parabola in conic sections we will need to convert the equation from general form to standard form by completing the square. Once it is in standard form we can...
Instructional Video7:15
Brian McLogan

Graph axis of symmetry vertex and max and min, domain and range

12th - Higher Ed
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Instructional Video3:24
Packt

Graph Traversal Complexity

Higher Ed
This video explains graph traversal complexity. This clip is from the chapter "Algorithms: Graph Traversal" of the series "Data Structures and Algorithms: The Complete Masterclass".This section explains the concept of graph traversals.
Instructional Video3:39
Packt

Compare the breadth-first and depth-first search algorithms : Using Breadth-First Search (BFS)

Higher Ed
From the section: Searching in Graphs. In this section, we will see what we are searching for. Also, we will look at how to use and implement Breadth-First Search and Depth-First Search along with a simple puzzle game example. Learn the...
Instructional Video3:21
Curated Video

Finding the Measure of Circumscribed Angles: Relationships with Central Angles

K - 5th
In this video, we learn how to find the measure of a circumscribed angle by understanding the relationship between central angles and circumscribed angles. By manipulating angles within quadrilaterals and using the properties of...
Instructional Video2:58
Brian McLogan

Summary for writing the equation of an ellipse for conic sections

12th - Higher Ed
Learn all about ellipses for conic sections. We will discuss all the essential definitions such as center, foci, vertices, co-vertices, major axis and minor axis. We will also discuss the essential processes such as how to graph and...
Instructional Video11:01
Brian McLogan

Learn how to use the formula for vertex and axis of symmetry to graph a parabola

12th - Higher Ed
👉 Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Instructional Video9:00
Brian McLogan

Where does the interior angle sum theorem come from

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 Video5:20
Curated Video

Drawing Triangles: Connecting Three Straight Sides

K - 5th
In this video, the teacher explains how to draw a triangle by connecting three straight sides. They address common misunderstandings about triangles, such as the sides not needing to be straight or the same length.
Instructional Video11:55
Zach Star

A visibility problem, how many guards are enough?

12th - Higher Ed
The video explains the proof of 'The Art Gallery Problem'. There are different versions of this problem (such as where guards can be placed) but we will focus on the most well known one where guards are forced to be in corners (and can...
Instructional Video4:29
Brian McLogan

Write the equation in standard form by completing the square to find vertex, focus and directrix

12th - Higher Ed
Learn how to graph a horizontal parabola. A parabola is the shape of the graph of a quadratic equation. A parabola is said to be horizontal if it opens to the left or opens to the right. A horizontal parabola results from a quadratic...
Instructional Video3:58
Brian McLogan

Graphing a quadratic by converting to vertex form

12th - Higher Ed
👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Instructional Video3:44
Brian McLogan

How do you graph a parabola using conic sections

12th - Higher Ed
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Instructional Video4:50
Brian McLogan

Given the vertex and focus learn to write the equation of the parabola in standard form

12th - Higher Ed
Learn how to write the equation of a parabola given the vertex and the focus. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared). Recall...