Curated OER
Pythagoras' Theorem
In this Pythagorean Theorem worksheet, students use the Pythagorean Theorem to determine the length of a missing side. They calculate surface area of a prism. This two-page worksheet contains 4 multi-step problems.
Curated OER
Geometric Proofs
In this geometric proof instructional activity, students use geometric theorems and rules to prove given statements. They prove that given lines and angles are similar. This five-page instructional activity contains ten problems.
Curated OER
Quiz: Similarity
In this similarity worksheet, students use the characteristics of similar figures to determine the length of one side of a polygon, the height of a tree, or the shortest side of a triangle. They also identify similar figures. ...
Curated OER
Proofs
In this proofs activity, 10th graders solve and graph 8 different equations. First, they prove that each triangle is either congruent or similar. Then, students use the concept of corresponding parts of congruent triangles to solve each...
Curated OER
Triangle Congruence
In this triangle congruence worksheet, 10th graders solve 12 different problems that include determining triangle congruence. First, they prove that triangles are either congruent or similar. Then, students determine whether they can...
Curated OER
Exploring Similar Polygons
In this exploring similar polygons worksheet, 10th graders solve 9 various problems that are related to similar polygons. First, they define similar and the symbol used to identify similar to another. Then, students find the measurement...
Curated OER
Identifying Similar Triangles
In this identifying similar triangles worksheet, 10th graders solve 6 different types of problem that include identifying and comparing similar triangles. First, they identify the three ways that determine whether two triangles are...
Curated OER
Similar And Different
Students take part in a lesson that is composed of team building activities. They work in small groups in order to interview others to find information to point out similarities or differences. Students then take part in class discussion...
Curated OER
The Attribute Train
Students participate in a hands-on activity working with attribute blocks. After reading a story about attributes as a class, they each are given two attribute blocks. The first student lays one attribute block on the floor with the next...
Curated OER
Similar and Congruent Triangles
Students create and classify different types of triangles using an online geo-board. They explore the concepts of similar and congruent as they discover how to draw similar and congruent triangles.
Curated OER
Identifying What is the Same
Learn to identify similarities in a kindergarten language arts lesson. After view a set of pictures, they describe what is similar. Learners then complete a worksheet in which they find similarities. Use the activity in groups or as a...
Curated OER
Standard Treehouse Lesson Plan
Seventh graders investigate the concepts related to the geometry of treehouses that focuses on angles that are similar and congruent. They conduct class discussion in terms of looking at three dimensional shapes that are represented in...
Curated OER
Project EMPOWER: Awareness of Differences
Young scholars explore the differences of others. They examine ways in which they can respect the differences between individuals. Students explore the ways in which people are similar and they recognize stereotypes they make.
PBS
Pbs Learning Media: Triangles
In this video segment [2:01] from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava.
Texas Education Agency
Texas Gateway: Investigating and Applying Dimension Changes: Perimeter
Given problem situations involving similar figures, the student will describe the effect on perimeter when one or more dimensions of the figure are changed and apply this idea in solving problems.
Utah Education Network
Uen: Cinderella Stories From Around the World
In this lesson plan, 5th graders will compare and contrast different versions of the fairy tale "Cinderella." Students will use a compare and contrast chart chart. After the shared readings, students will use all the elements of a fairy...
Other
Penn. Department of Education:comparing and Contrasting Different Versions
Comparing and contrasting is a higher-level thinking skill promoted in the Common Core Standards leading to the ability to comprehend and analyze texts through various topics and genres. This lesson on Comparing and Contrasting Stories...
PBS
Pbs Learning Media: Squares
The CyberSquad builds a raft out of squares in order to cross a river in this Cyberchase video [2:05] segment.
Rice University
Rice University: Cynthia Lanius: Polyominoes Fun With Dominoes
For students who have ever played dominoes and Tetris, polyominoes will strike them as a great deal of fun. Teachers will see the educational benefits of working with similar and congruent shapes and rotating them in a plane. Exploration...
CK-12 Foundation
Ck 12: Geometry: Similarity
[Free Registration/Login may be required to access all resource tools.] Recognize similarity in figures
CK-12 Foundation
Ck 12: Geometry: Area and Volume of Similar Solids
[Free Registration/Login may be required to access all resource tools.] In this lesson students gain an understanding of scale relationships of area and volume. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Geometry: Corresponding Parts of Congruent Figures
[Free Registration/Login may be required to access all resource tools.] In this lesson, students identify corresponding parts of congruent figures. They examine guided notes, review guided practice, watch instructional videos, and...
CK-12 Foundation
Ck 12: Geometry: Indirect Measurement
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to use similar triangles and proportions to find measurements indirectly. Students examine guided notes, review guided practice, watch...
CK-12 Foundation
Ck 12: Geometry: Indirect Measurement
[Free Registration/Login may be required to access all resource tools.] In this lesson students find unknown measurements indirectly using the ratios and proportions of similar figures. Students examine guided notes, review guided...