### General

**Welcome to****Mrs. Ortinau's****7th Grade Math Class!**

- General
### General

**Welcome to****Mrs. Ortinau's****7th Grade Math Class!**

- Homework
- 7th Grade Team Information
- Online Math Textbook- 7th Grade
- 7th GRADE MATH Ch. 11: Geometry & Measurement of 2D and 3D Figures
### 7th GRADE MATH Ch. 11: Geometry & Measurement of 2D and 3D Figures

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 11 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This file contains 12 composite figures to practice calculating the area. The answer key is provided as the last page in the file so that you can check your progress!

Interactivate is an online tool where you can explore how changing the dimensions of rectangular prisms or triangular prisms changes the surface area and volume. There is also an option to practice calculating the surface area and volume of prisms. This tool is a GREAT visual for 3D prisms!

You will have to print this puzzle in order to play at home. The current display is the answer key! The puzzle reviews calculating the volume of prisms and cylinders.

This file contains 12 posters where you can practice calculating the area of 2D figures, classifying 3D shapes, drawing 3D figures, and calculating the volume of 3D figures. The answer key is included as the last page. Please use to prepare for the unit test.

Please use this review worksheet to help you prepare for the Area and Volume test!

This interactive site reviews circle concepts and also provides real-world examples for additional practice! Make sure to click "Intro", "Investigation", and "Problems".

- Pre-Algebra Chapter 9 Powers and Nonlinear Functions
### Pre-Algebra Chapter 9 Powers and Nonlinear Functions

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 9 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to the Virtual Nerd Videos. Once there, click "Polynomials and Nonlinear Functions". Check out these videos in this section!

This site offers explanations and examples of monomials. The practice problems also include an answer key so that you can check your answers! The link below takes you to a page about exponents, but if you scroll to the bottom of the page, you can also get help with the following topics:

*Multiplying Monomials

*Dividing Monomials

*Simplifying Monomials

*Negative and Zero Exponents

*Scientific Notation

This site walks through several Powers of Powers problems to help you review the concept.