# Introduction to Geometric Proofs - Guided Notes, Presentation, and INB

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- This product contains simple geometric proofs that you can use with your students while they begin to explore the process of writing their own two-column proofs. There is a quick review of the contents that students will need to know before beginning the proofs. Then, they will finish a few proofs t$7.97$12.45Save $4.48
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### Description

This flexible resource on **Introduction to Proofs **allows Geometry students to either build interactive math notebooks with guided notes (keys included) and foldable activities OR use the included presentation handouts (keys included) with the PowerPoint presentation for focused instruction. Choose what works best for your class and modify to make the content fit your needs. Notes are designed to clearly present the topics and reach all types of learners.

The zip file includes BOTH editable, plain-font resources and ready-to-print, non-editable PDFs. Suggested use guides are included.

**Interactive Math Notebook FORMAT** â€“ Includes 2 parts: guided notes and foldable activities. Piece the components together and students can create their own â€śmath textbookâ€ť in a math journal.

**Presentation Sheets FORMAT** â€“ Includes guided notes that are organized in the same order as the included PowerPoint and are designed to print and present.

**Presentation** â€“ Plain-font, no frills, PowerPoint presentation that you can use to present content to students. Slides have blank, student note templates followed by filled in teacher keys. Modify the editable presentation to best fit your needs.

This product covers the following topics:

- What is a Proof?
- Formal Proofs (Two-Column Proofs)
- Steps for Writing a Formal Proof
- Example of an Informal Proof Using Algebra
- Review: Properties of Equality for Real Numbers
- Which Property Justifies the Statement?
- Simple Algebra Problems: Solve and Justify
- Justifying the Steps for Algebra Problems
- Solve and Justify the Steps for Each Algebra Problem
- Write it Out: Simple Proof with Segment Addition
- Cut it Out: Simple Proof with Segment Addition
- Write it Out: Informal Proof (Segment Addition)
- Cut it Out: Writing a Two-Column Proof (Segment Addition)
- Write it Out: Simple Proof with Angle Addition
- Cut it Out: Simple Proof with Angle Addition
- Write it Out: Informal Proof(Angle Addition)
- Cut it Out: Writing a Two-Column Proof (Angle Addition)
- Your Turn: Simple Proof with Complementary Angles
- Your Turn: Writing a Two-Column Proof (Supplementary Angles)

Do you need more resources for teaching proofs? We have the following resources available, including a bundle!

**Simple Geometric Proofs with Parallel Lines**

**Simple Geometric Proofs with Quadrilaterals**

**Simple Geometric Proofs with Triangles**

**Simple Geometric Proofs with Similarity and Proportion**

**Geometric Proofs BUNDLE (contains all of the above plus Introduction to Proofs)**

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