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Angles of Triangles Task Cards (Triangle Sum Theorem, Exterior Angle Theorem) Students will practice finding missing angle measurements in triangles through this task card activity. Students must have an understanding of the Triangle Sum Theorem, Exterior Angle Theorem, supplementary angles, compl
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234 Ratings
4.0

PDF (2.09 MB)

This foldable is organized into the following three tabs: 1. Vocabulary (interior angles, exterior angles, remote interior angles) 2. Triangle Sum Theorem 3. Exterior Angle Theorem It serves as a great introduction to the lesson, a class work assignment, homework assignment, or centers activity.
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\$3.00
106 Ratings
4.0

PDF (416.25 KB)

This is a coloring activity for a set of 12 problems on the exterior angle sum theorem. The exterior angle is equal to the sum of the two remote interior angles. Problems 1 - 6 are easy and problems 7 - 12 are challenging where algebra is reinforced. This product is included for free in the trian
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110 Ratings
4.0

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This is a maze of 19 triangles with an exterior angle that students must use the Exterior Angle Theorem to solve for one of the following: • An exterior angle when given the 2 remote interior angles • A remote interior angle when given the exterior angle & the other remote interior angle. T
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85 Ratings
4.0

PDF (646.29 KB)

This is a maze of 11 triangles with an exterior angle that students must use the Exterior Angle Theorem and their ability to set up & solve equations to solve for x. This self-checking activity helps students strengthen their skills in solving equations involving the exterior angle theorem.
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60 Ratings
4.0

PDF (625.98 KB)

Students practice using the Triangle Angle Sum & Exterior Angle Theorems to find missing angles in triangles. 100% Ready to Go! Just PRINT & PRACTICE! Included: - 6 Practice Problems - Answer Key Connect with The Blakenator Be sure to follow my TpT store by clicking on the green ‘Follow
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\$1.50
35 Ratings
4.0

PDF (354.15 KB)

In this activity, students will practice applying the Exterior Angle Theorem as they color to reveal a beautiful, colorful pattern! Students will find measures of indicated angles or variables and then color their answers on the mandala according to the color given. This no-prep activity is an e
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Also included in: Geometry Skills Color By Number Bundle 2: 10 More Skills

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25 Ratings
4.0

PDF (775.16 KB)

In this super secret number puzzle, students will practice working the triangle sum theorem and the exterior angle theorem. Students find the answers to each of the eleven questions and then add their answers together – this is the super secret number. After a bit of time, I tell them what the sup
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33 Ratings
4.0

PDF (972.15 KB)

This foldable provides definitions and practice identifying corresponding parts (angles and sides) as well as writing congeuence statements for triangles. Within the foldable students will need to apply these concepts (and some algebra) to find a missing angle or side measures. This is a great way
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25 Ratings
4.0

PDF (325.35 KB)

Task cards are a wonderful way of reviewing and allowing students the opportunity to work in partners or collaborative groups! This product includes 16 task cards (perfect for one or several class periods) that focus on using angle relationships to determine an unknown angle measure. Task cards are
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\$3.00
19 Ratings
4.0

PDF (12.66 MB)

I CAN Math Games are the perfect way to make math fun! This 8th Grade Math Game focuses on the Triangle Sum Theorem and Exterior Angle Theorem, and provides students with practice in the form of multiple choice or short answer questions. QR codes (optional) make this game even more interactive as s
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\$3.49
27 Ratings
4.0

PDF (4.97 MB)

This is four 8th Grade Common Core guided, color-coded notebook pages for the Interactive Math Notebook on the concept of the Triangle Angle Sum Theorem and Exterior Angle Theorem. Included are color-coded diagrams of the Triangle Angle Sum Theorem and Exterior Angle Theorem. Also included are exa
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\$1.75
18 Ratings
4.0

PDF (4.59 MB)

This 8 question sheet provides students with practice applying the Triangle Sum Theorem & The Exterior Angle Theorem, through the use of algebra. I have options where you may choose to include the QR codes, or not. My students really enjoy using QR codes. They look at the activity as more o
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CCSS:
\$2.00
23 Ratings
4.0

PDF (373.79 KB)

This is a set of two guided, color-coded notebook pages for the interactive math notebook on the Triangle Exterior Angle Theorem. Includes color-coded examples and diagrams of triangle exterior angle vocabulary and the Triangle Exterior Angle Theorem. Includes an investigation of the relationshi
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\$1.75
21 Ratings
4.0

PDF (4.15 MB)

This is a coloring activity for a set of 12 problems on the exterior angle sum theorem. The exterior angle is equal to the sum of the two remote interior angles. Problems 1 - 6 are easy and problems 7 - 12 are challenging where algebra is reinforced. This product is included for free in the Triangl
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\$1.50
13 Ratings
4.0

ZIP (222.2 KB)

Directions: Use groups of 2 or 4 to race against each other to solve a set of 4 problems per round. Each student in the group will solve a problem based on the previous student's answer. Each round, player 1 will find the correct answer for player 2 to use in their problem and then player 3 uses
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\$1.50
20 Ratings
4.0

ZIP (728.73 KB)

This quiz covers parallel lines intersected by a transversal, exterior and interior angles of triangles, and angle-angle similarity of triangles, particularly focusing on writing and solving equations when given angle measurements containing variables. Part of the TEKS quiz series, available for al
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\$2.00
18 Ratings
4.0

PDF (252.88 KB)

This worksheet contains 20 problems that focuses on using the Angle Sum Theorem to solve Algebraic equations. Each question corresponds to a matching answer that gets colored in to form a symmetrical design. Not only does this make it fun and rewarding for students but it also makes it easy for s
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\$2.25
13 Ratings
4.0

PDF (881.28 KB)

This worksheet contains 20 problems that focuses on finding the missing angle given the other two angles (no Algebra involved). Many problems contain decimal angles and solutions. Each question corresponds to a matching answer that gets colored in to form a symmetrical design. Not only does this
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\$2.25
13 Ratings
4.0

PDF (846.66 KB)

Polygon Angle Sum Theoreml: Gallery Walk (others call it a scavenger hunt). This is a class favorite!! - It gets the students up and moving around the classroom which reviewing their skills. - Students also get a chance to grade each others efforts (hopefully ensuring that all students particip
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\$3.00
13 Ratings
4.0

PDF (709.98 KB)

This is a set of two guided, color-coded notebook pages for the interactive math notebook on the Triangle Angle-sum Theorem. Includes color-coded examples and diagrams on classifying triangles, and the Triangle Angle-sum Theorem. Includes an investigation of the sum of three angle measure in a
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\$1.75
12 Ratings
4.0

PDF (4.21 MB)

Triangle Angle Sum Theorem Domino Puzzle This document contains TWO domino puzzles! Both puzzles test knowledge of triangle congruence theorems: SSS, SAS, ASA and AAS. Puzzle 1 includes HL while Puzzle 2 uses "not enough information" in its place. You can print a domino page per student, or pair
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\$1.00
11 Ratings
4.0

PDF (395.84 KB)

This is a Christmas-themed activity that allows students to practice using the Pythagorean Theorem to find missing side lengths of right triangles. It includes three assignment options, making it easy to differentiate for different levels of learners. The first assignment option allows students to
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\$1.50
11 Ratings
3.8

PDF (463.51 KB)

Nothing like a good criminal investigation to liven up math class! Based off my popular CSI projects, I have created Whodunnits? The Whodunnits plan to focus on single content topics as opposed to units and will focus more on skill building than application. Every day can't be a project day, so Whod
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Also included in: Triangles -- Geometry Curriculum Unit Bundle -- All You Need

\$3.00
11 Ratings
4.0

PDF (2.2 MB)

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