# Ch 41: 6th-8th Grade Geometry: Polyhedrons & Geometric Solids

Utilize the online video lessons in this Polyhedrons and Geometric Solids chapter to teach your 6th - 8th grade students to recognize the characteristics of polyhedrons and to identify various geometric shapes. Your students can demonstrate their knowledge of the material by taking the lesson quizzes.

## 6th-8th Grade Geometry: Polyhedrons & Geometric Solids - Chapter Summary

The fun and informative video lessons in the Polyhedrons and Geometric Solids chapter are designed to teach your 6th - 8th grade students how to illustrate geometric solids such as cones and prisms. After watching these lessons, your students might understand how to calculate the area and volume of spheres, cylinders and other geometric shapes. Give the lesson quizzes to gauge their retention.

## Chapter Lessons and Objectives

Lesson Objective
What is a Polyhedron? - Characteristics and Examples Students are taught to identify the straight edges and vertices of polyhedrons.
Types of Polyhedrons Instructors teach students to identify cubes, toroids and pyramids.
Counting Faces, Edges and Vertices of Polyhedrons Students learn techniques for counting the faces and edges of polyhedrons.
Front, Side and Top View of 3-Dimensional Figures This lesson teaches students to create two-dimensional figures by slicing three-dimensional figures.
Nets of 3-Dimensional Figures Instructors explain how to count nets of 3-dimensional figures.
Planes and the Polyhedron: Definition and Example This lesson defines polyhedrons and provides examples.
What Are Platonic Solids? - Definition and Types Students are taught to identify octahedron, dodecahedron and icosahedron.
Prisms: Definition, Area and Volume Instructors teach students to calculate the surface area of prisms.
Pyramids: Definition, Area and Volume Students learn to calculate a pyramid's volume.
What Are Cylinders? - Definition, Area and Volume In this lesson, students define and illustrate cylinders.
Cones: Definition, Area and Volume Students learn to find the lateral area of a cone.
Spheres: Definition, Area and Volume This lesson teaches students to illustrate spheres, and students provide examples.

Final Exam
Chapter Exam

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