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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
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Also included in: Geometry Proofs Cut-Out Activity Bundle

\$3.00
98 Ratings
4.0

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40 Proofs in MS Word. Proofs cover SSS, SAS, ASA, ASA, HL, AAS, CPCTC, equidistant theorem, parallel lines, cicles, overlapping triangles, and more All proofs can be easily manipulated to prove other parts of the diagram. I assign one proof every 3 days to keep the format and structure in my stud
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\$12.00
11 Ratings
4.0

DOCX (629.34 KB)

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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\$4.00
23 Ratings
4.0

PDF (3.72 MB)

My geometry students need practice with proving triangles congruent using SSS, SAS, ASA, HL, SAA, and they also need practice applying these congruence shortcuts to figures in which the parts don't necessarily "line up," or in figures requiring them to use vertical angles are the reflexive property
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\$4.99
29 Ratings
3.9

DOC (282.5 KB)

Scaffold your students’ ability to complete Geometry Proofs with this fun, engaging activity. This product has two fill-in-the-blank proofs, with a mixture of statements and reasoning missing. Students complete the proof and use their answers to complete the crossword puzzle, which allows them to se
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\$1.50
20 Ratings
4.0

PDF (957.06 KB)

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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Also included in: Geometry Digital Activity Bundle

\$4.00
15 Ratings
4.0

PDF (10.28 MB)

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
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\$1.50
11 Ratings
4.0

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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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\$1.00
10 Ratings
4.0

PDF (3.49 MB)

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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10 Ratings
4.0

PDF (3.43 MB)

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
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\$2.50
10 Ratings
4.0

PDF (2.12 MB)

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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8 Ratings
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ZIP (8.65 MB)

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
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\$2.50
5 Ratings
4.0

ZIP (3.01 MB)

This is an activity/worksheet my students seem to enjoy: in the process of learning about CPCTC (Corresponding Parts of Congruent Triangles are Congruent), they create two copies of a shape, and then take apart parts of the shape to see that the corresponding parts are actually congruent. Make sure
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\$4.99
5 Ratings
3.9

DOC (370 KB)

Students will practice skills finding congruent parts of congruent triangles and creating congruency statements.
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\$1.99
5 Ratings
4.0

PDF (266.18 KB)

This foldable is perfect for keeping students engaged while practicing proofs. It fits perfectly in an interactive notebook. The top of the foldable has two examples of breaking apart a complicated diagram to find the two congruent triangles. Students can draw the overlapping triangles separate
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\$2.25
4 Ratings
4.0

PDF (787.86 KB)

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
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\$3.00
3 Ratings
4.0

PDF (43.64 MB)

Students must complete 6 congruent triangles proofs by cutting appropriate statements/reasons and placing them into the correct spaces. 3 of the 6 are CPCTC proofs. This activity is geared towards the look of "drag & drop" proofs on the Virginia Geometry SOL, but is good practice for triangle p
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\$2.00
3 Ratings
4.0

PDF (348.67 KB)

The attached document contained very scaffolded notes for an introduction to CPCTC proofs. (The worksheet should be cut in half, paper saver handout) Blanks are provided for filling in definitions and postulates. The clouds are intended for students to choose whether they want to use SSS, SAS, AA
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\$1.50
2 Ratings
4.0

PDF (321.04 KB)

Included in this folder is a student worksheet containing 4 proofs that involve CPCTC. Students must first prove the triangles congruent then use Corresponding Parts of Congruent Triangles are Congruent to finish each proof. Included is also a power point with each proof as a separate slide so that
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2 Ratings
4.0

ZIP (499.96 KB)

Congruent Triangles Proofs (with CPCTC) Cut and Paste Activity: During this cut and paste activity, students cut out the statements and reasons for 4 proofs and then paste the statements and reasons into two-column proofs. You will need to provide posters or paper on which the students will glue th
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CCSS:
\$3.00
1 Rating
4.0

PDF (7.22 MB)

About this resource:Looking for a fun or new way to deliver notes? Then, doodle notes are for you! These notes encourage creativity while delivering new concepts. Doodle notes keep students engaged and makes note-taking more fun!This set of doodle notes teaches the concept of Congruent Triangle &amp
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\$3.50
1 Rating
4.0

PDF (1.21 MB)

This free item includes the teacher notes and some blank notes for teaching triangle proofs. The guided notes help students understand how to begin thinking about proofs and work up to CPCTC proofs. The year long unit plan listed in my store includes scaffolding lessons to get students to the point
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\$1.00
1 Rating
3.0

PDF (1.26 MB)

About this resource:Looking for a fun or new way to deliver notes? Then, doodle notes are for you! These notes encourage creativity while delivering new concepts. Doodle notes keep students engaged and makes note-taking more fun!This set of doodle notes teaches the concept of CPCTC Congruent Triangl
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\$3.00
1 Rating
4.0

PDF (1.13 MB)

Congruent Triangles Proofs with CPCTC Lesson Materials (Guided Notes, CW, HW): These 6 student worksheets will help your students learn how to prove that triangles are congruent and that corresponding parts of congruent triangles are congruent (CPCTC). The majority of the proofs in these assignment
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ZIP (13.59 MB)

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