Instructional Video
Sophia Learning

Sophia: Classifying Quadrilaterals

9th - 10th
Quadrilaterals are explored in this video lesson. The tutorial describes the characteristics of various quadrilaterals. Students can check their understanding with an assessment. [6:17]
Instructional Video
Sophia Learning

Sophia: Coordinate Geometry of Parallelograms

9th - 10th Standards
This lesson will demonstrate how to use slope, midpoint, and distance formulas to determine from the coordinates of the vertices if a quadrilateral is a parallelogram in a coordinate plane. Students can check their understanding with an...
Instructional Video
Sophia Learning

Sophia: Coordinate Geometry of Rectangles

9th - 10th Standards
This detailed lesson uses slope, midpoint, and distance formulas to prove a quadrilateral is a rectangle in the coordinate plane.
Instructional Video
Sophia Learning

Sophia: Coordinate Geometry of Rectangles

9th - 10th Standards
Coordinate geometry of rectangles is investigated in this video lesson. The tutorial demonstrates how to use the midpoint, distance, and slope formulas to determine if a quadrilateral is a rectangle on a coordinate plane. [17:26]
Instructional Video
Sophia Learning

Sophia: Diagonal

9th - 10th
In this video tutorial, the instructor defines and provides examples of diagonals in polygons. Students can check their understanding with an assessment. [3:21]
Instructional Video
Sophia Learning

Sophia: Diagonals in Regular Polygons

6th - 8th
In this video tutorial, the instructor uses data to derive the formula to solve for number of diagonals in a regular polygon. Assess understanding with a quiz. [5:43]
Instructional Video
Sophia Learning

Sophia: Quadrilaterals and Triangles

9th - 10th
This video lesson [4:55] describes the characteristics that quadrilaterals and triangles have in common. Students can check their understanding with an assessment.
Instructional Video
Sophia Learning

Sophia: Area of a Rhombus

9th - 10th
This video lesson demonstrates two ways for calculating the area of a rhombus. Students can check their understanding with an assessment. [4:55]
Instructional Video
Imagine Learning Classroom

Learn Zillion: Identify Parts of 3 Dimensional Solids

6th Standards
In this lesson, you will learn how to identify parts of 3-dimensional solids. [4:54]
Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Basics Using Nets

3rd - 8th Standards
This QuickTime movie provides an opportunity to learn about the basics of Polyhedra using Nets. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Instructional Video
Imagine Learning Classroom

Learn Zillion: Identify and Label Three Dimensional Figures

5th
In this lesson, you will learn how to identify the parts of three-dimensional figures by locating faces, bases, vertices, edges, and height. [4:52]
Instructional Video
PatrickJMT

Patrick Jmt: Conic Sections: Hyperbolas an Introduction

9th - 10th Standards
Video tutorial uses examples to illustrate how to find the vertices and foci for a hyperbola. [3:56]
Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Nets 2

4th - 8th Standards
This QuickTime movie provides an opportunity to identify more Polyhedra using Nets. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Formula for Vertices

5th - 8th Standards
This QuickTime movie provides an opportunity to discover the formula for finding the number of vertices on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Formula for Edges

4th - 8th Standards
This QuickTime movie provides an opportunity to discover the formula for finding the number of edges on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Instructional Video
PatrickJMT

Patrick Jmt: Graph Theory: An Introduction

9th - 10th
This video discusses some basic terminology and ideas for a graph: vertex set, edge set, cardinality, the degree of a vertex, isomorphic graphs, adjacency lists, adjacency matrix, trees, and circuits. [12:31]
Instructional Video
Sophia Learning

Sophia: Euler's Formula: Lesson 1

9th - 10th
This lesson explains the formula, definition, and application of the Euler Formula. It is 1 of 5 in the series titled "Euler's Formula."
Instructional Video
Sophia Learning

Sophia: Vertex: Lesson 3

6th - 8th
The definition and location of vertices are discussed in this lesson. It is 3 of 5 in the series titled "Vertex."
Instructional Video
Sophia Learning

Sophia: Vertex

9th - 10th
The definition and location of vertices are discussed in this lesson.
Instructional Video
Sophia Learning

Sophia: Vertex: Lesson 1

6th - 8th
The definition and location of vertices are discussed in this lesson. It is 1 of 5 in the series titled "Vertex."
Instructional Video
Sophia Learning

Sophia: Vertex

9th - 10th
The definition and location of vertices are discussed in this lesson.
Instructional Video
Sophia Learning

Sophia: Euler's Formula

9th - 10th
This lesson explains the formula, definition, and application of the Euler Formula.
Instructional Video
Sophia Learning

Sophia: Drawing Awesome Three Dimensional Objects

9th - 10th Standards
This video lesson demonstrates how to draw a cube in a three-dimensional coordinate system.
Instructional Video
Sophia Learning

Sophia: Regular Polygon Diagonals Practice

9th - 10th
The instructor of this video lesson demonstrates how to find the number of diagonals in a regular polygon using a formula. [3:01]