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showing 1-24 of 95 results

This is a maze of 11 circumcenters & incenters of triangles.
Students must use their knowledge of Circumcenter, Incenter, and Pythagorean Theorem to work their way through this geometry maze.
This self-checking activity helps students strengthen their skills in solving for parts of triangles i

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This is a great task for practicing the triangle centers with geometric constructions in a real world problem solving context. Don't miss out on this fun and engaging activity for your students!
Answer key is provided!

Circumcenter and Incenter of a Triangle Constructions and Vocabulary
Students will get extra practice with constructions and vocabulary in Grade 10 geometry.
Page 1: Construct the circumcenter of a triangle and write the steps for the construction
Page 2: Construct the incenter of a triangle and

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Tired of teaching the same boring lessons on Circumcenter and Incenter? After years of using the standard book resources, I decided to create this activity that demonstrates some real-life applications of these concurrent points. This product includes 9 tasks (with complete answer key and screen s

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Doodle notes or graphic organizer used to stimulate memory of the difference between the circumcenter, incenter, and centroid of triangles theorems. Allow your students the ability to use visual cues to aid in memory and recall. The document prints on standard paper but can be trimmed to fit a comp

Lesson 3: Circumcenter & IncenterDigital Lesson format is compatible with Google slides® Paper and Pencil Constructions Lab•Materials: Compass, Straightedge, paper; copied handouts; device with internet•This lesson gives students extra practice applying previously learned constructions. Student

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Also included in: Geometry Constructions Bundle Assessments and Digital Lessons

This product is a four page activity for constructing the circumcenter and incenter of a triangle and tangent lines to a circle (using a compass and ruler). Instructions are listed in detail and a recap/notes page is included to highlight the important information from each construction. An answer

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The first version of this resource is a completed fact sheet. The second version is not complete in case you wanted to use it to teach the lesson as student are taking notes.The preview above shows the entire resource.

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Relationships in Triangles (Geometry Curriculum - Unit 5)
This bundle contains notes, homework assignments, two quizzes, a study guide and a unit test that cover the following topics:
• Midsegments of Triangles (includes reinforcement of parallel lines)
• Perpendicular Bisectors and Angle Bisecto

Also included in: Geometry First Semester - Notes, Homework, Quizzes, Tests Bundle

Centers of Triangles Task Cards (Includes Constructions)
This activity contains 28 task cards to review the following concepts:
• Construct the circumcenter, incenter, centroid, and orthocenter of a triangle.
• Use the special properties of circumcenters, incenters, and centroids to find missing si

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This card sort activity strengthens students’ skilling in working with the different centers of triangles (Circumcenter, Incenter, Centroid, & Orthocenter). Students are given 20 triangle centers that they must sort into the correct category.
Materials Needed
Scissors & Glue
Points of C

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Centers of Triangles Bingo #fallmath
This is a fun PowerPoint game to review solving problems related to centers of triangles. This game only includes circumcenter, incenter, and circumcenter. No orthocenter. Pythagorean Theorem required on many problems.
Students can either aim for a pumpkin w

I use this performance task assessment at the conclusion of our unit on triangle properties. Ultimately the unit is about making strategic use of mathematical tools, an idea that is explored through the following content items:
* Perpendicular bisectors and angle bisectors.
* Triangle medians and mi

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Students have trouble keeping special segments straight as well as their point of concurrency. This organizer will help students to visualize and organize theorems about perpendicular bisectors, angle bisectors, medians, altitudes, midsegments circumcenters, incenters, centroids, and orthocenters.

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An all around constructions project with a "magical" ending! Students receive an instruction sheet, rubric and 5 identical triangles (you will need to copy 5 pages of the triangle, one-sided). There are 5 parts to this project - each part gets constructed on it's own triangle. At the end, student

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What a great hands-on activity for your students! My students love these!
This gets them focused on the important material with their mind by getting their hands involved. The 4 special centers used are orthocenter, circumcenter, incenter, and centroid. Pictures, descriptions, definitions, and such

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This project is used in my Common Core Geometry class in Chapter 1 to introduce students to the online tool GeoGebra while investigating centroids, orthocenters, circumcenters, and incenters. Students construct each of the centers listed above and then investigate their properties in an acute, obtus

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This is a Math Scavenger Hunt activity where students are going around the room solving problems on a station card and located the correct answer written on the top of the next station card. Topics included are: •Triangle Similarity: SSS~, SAS~, AA~
•Triangle Inequalities, •Hinge Theorem, •Special

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The circumcenter, incenter, centroid, and orthocenter are summarized, identified, and found by graphing. This activity helps pull out the special characteristics of the triangle centers and gives step by step instructions for finding them.

This packet is the best High School Geometry study guide for a student preparing to take an end of course exam. This packet has all the formulas a student will need and they are accompanied by dynamic visuals. Rigorous topics like partitioning of a line segment, and dilations not centered at the o

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This activity gives you instructions using a geometer's sketchpad file entitled "Points of Concurrency". With the sketchpad files students will learn the special properties of the circumcenter, incenter, centroid, and orthocenter when they are contructed in a triangle. With sketchpad it is possibl

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Geometric Constructions are aligned with Common Core State Standards for Geometry. Construction tasks assessed are as follows:
Equilateral triangle.
A square inscribed in a circle.
A hexagon inscribed in a circle.
Construct a line parallel to a given line through a point not on the line.
Construct

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Also included in: Geometry Constructions Bundle Assessments and Digital Lessons

What does this resource contain? This resource contains four different task cards that focus individually on special segments in a triangle including circumcenter, incenter, centroid and midsegments. Use this as a review prior to a quiz or test, with partners or in groups. ANSWER KEY is included. Wh

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Having trouble teaching the concepts of Circumcenter, Incenter, Centroid and and Orthocenter? Are you students getting frustrated with all of the different steps? After teaching this lesson for many years in a row I have noticed that even as a teacher I have trouble remembering which segments go w

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showing 1-24 of 95 results