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showing 1-24 of 75 results

In this activity students will cut strips of paper and assemble them into two-column proofs. There are three proofs that use triangle congruence postulates and CPCTC. A "Hints Sheet" is given for use with struggling students.
This activity could be used as an alternative assessment, a partner acti

Triangle Congruence and CPCTC Proofs Digital Activity
PERFECT FOR 1:1 CLASSROOMS!
In this digital activity, students will use Google Slides to write triangle congruence proofs. Students will move interactive pieces to sort the statements and reasons in the proofs. There are two differentiation l

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In this packet, you will find practice for students on writing congruent triangle proofs. All of these proofs will contain the step CPCTC.
There are 5 proofs in this flip book.
An answer key is provided.
Students cut out each page of this flip book and then the pages can easily be stapled togeth

About this resource:Looking for a fun or new way to deliver notes? Then, doodle guides are for you! These guides encourage creativity while delivering new concepts. Doodle guides keep students engaged and makes note-taking more fun!This doodle guide teaches the concept of Congruent Triangle Proofs a

This is a guided, color-coded notebook page for the interactive math notebook on Congruent Triangles and using CPCTC in two-column proofs.
Includes color-coded vocabulary explaining Corresponding Parts of Congruent Triangles are Congruent.
Includes a color-coded example of a two-column proof using

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This is a guided, color-coded notebook page for the interactive math notebook on Using CPCTC with overlapping Congruent Triangles.
Includes steps and vocabulary on overlapping triangles.
Includes a color-coded example of a two-column proof using CPCTC with overlapping triangles.
Blackline master

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Geometry - Congruent Triangles and CPCTC
Common Core Aligned Lesson with Homework
This lesson includes:
-2 Days of Lecture Notes (PDF, SMART Notebook, and PowerPoint)
-2 Days of Blank Lecture Notes (PDF and SMART Notebook)
-2 Days of Homework (PDF)
-Answer Keys (PDF)
You do not need to have SMART

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CCSS:

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Included in this zip folder are 16 Power Point files. 1 is an introductory lesson to congruent triangles, 1 is an explanation of the ambiguity of SSA, 1 is a student reference printable for congruent triangles, 8 files are assignments and 5 files are proofs. A brief description of each:
The Introdu

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Included in this zip folder are 19 PDF files. 1 is an introductory lesson to congruent triangles, 1 is an explanation of the ambiguity of SSA, 1 is a student reference printable for congruent triangles, 11 files are assignments and 5 files are proofs. A brief description of each:
The Introductory L

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Included in this zip folder are 16 SMART Notebook files. 1 is an introductory lesson to congruent triangles, 1 is an explanation of the ambiguity of SSA, 1 is a student reference printable for congruent triangles, 8 files are assignments and 5 files are proofs. A brief description of each:
The Intr

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In this lesson, students will learn about corresponding parts of congruent triangles. This NO PREP lesson has a warmup, notes, homework, and extra practice PDF presentation.Included:Warm-Up - The warm-up is a review of triangle congruence shortcuts.Guided Notes - Two versions are included: mostly c

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Congruent Triangles by SSS, SAS, ASA, AAS, and HL - Practice / Review:This activity includes three parts that can be done all in one lesson or spread out across a unit on congruent triangles. You can print the two sets of “Triangle Cards” for worksheets A and C on colored cardstock if desired. The

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Congruent Triangle Proofs (SSS, SAS, ASA, AAS, HL, CPCTC) Peel and Stick ActivityThis product contains 8 proofs to help students practice identifying statements and reasons in congruent triangle proofs. This includes Side-Side-Side (SSS), Side-Angle-Side (SAS), Angle-Side-Angle (ASA), Angle-Angle-Si

Triangle Congruence Proofs Task Cards
In this set of task cards, students will write triangle congruence proofs.
Proof Justifications Used:
ASA - SAS - HL - SSS - AAS - Algebraic Properties of Equality - Vertical Angle Congruence Theorem - Parallel Lines Theorems and Converse Theorems- Definition

In this activity students will cut strips of paper and assemble them into two-column proofs. There are three proofs that use triangle congruence postulates, but do not include CPCTC (congruent parts of congruent triangles are congruent). A "Hints Sheet" is given for use with struggling students.
T

Congruent Triangles Methods Of Proving Triangles Congruent Missing Reasons Proof Practice Packet
This Packet includes 10 proofs - - a mixture of SSS, SAS, ASA, AAS, HL and some that utilize CPCTC as well.
Each proof includes the given information, a diagram and a complete set of statements. Th

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CPCTC for Congruent Triangles - Two-Column Proofs:
This set contains proofs using C.P.C.T.C. (Corresponding Parts of Congruent Triangles are Congruent).
- four sheets of practice proofs (two per page)
- one sheet of two challenging proofs with higher difficulty level
- one quiz (two pages containi

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CCSS:

Congruent Triangles Methods Of Proving Triangles Congruent Missing Statements Proof Practice Packet
This Packet includes 10 proofs - - a mixture of SSS, SAS, ASA, AAS, HL and some that utilize CPCTC as well.
Each proof includes the given information, a diagram and a complete set of reasons. Th

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This worksheet contains 7 proofs. The proofs are 4-7 steps and are of moderate difficulty. Diagrams do not include markings so students must mark the given information on their own.
Answer Key is Included. Answers may of course vary (The nature of proofs). I tried to include the most straight forw

This test was created to assess students knowledge of geometric proofs for all chapters up to the triangle congruence chapter. Proofs on this test include the following concepts:
SSS, ASA, SAS, AAS, HL, CPCTC
Students must have a background knowledge on proofs and other geometric concepts before

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This worksheet has 5 proofs for using the theorem Corresponding Parts of Congruent Triangles are Congruent (CPCTC). The proofs include proving triangles congruent by ASA, AAS, and SAS. The proofs also include previous material, such as Reflexive Property of Congruence, Alternate Interior Angles Th

This booklet is perfect for keeping students engaged while practicing proofs. It fits perfectly in an interactive notebook.
This foldable has six CPCTC proofs. It is intended for use in a congruent triangles unit.
Two versions of the foldable are included for differentiated instruction. All of

Included are two days worth of notes for congruent triangle proofs. Day 1 focuses on the common postulate/theorems/definitions used in a congruent triangle proof, as well as example proofs. Day 2 focuses on using using CPCTC as a reason in a proof.
Notes are intended to be folded in half and and p

This is a digital version of my Congruent Triangle Proofs Peel and Stick Activity compatible with Google Slides™Students will practice completing triangle congruency proofs with this digital drag and drop activity designed for Google Slides. Types of proofs include Side-Side-Side (SSS), Side-Angle-S

showing 1-24 of 75 results