Curated OER
Human Geometry Book
Students investigate geometric shapes. In this geometry lesson, students read the book The Greedy Triangle and define the shapes mentioned in the book. Students make the shapes by using their bodies.
Curated OER
Regents Exam Questions G.G.21: Centroid, Orthocenter, Incenter, and Circumcenter
In this triangles worksheet, learners solve 4 multiple choice problems. Students find the centroid, orthocenter, incenter, and circumcenter or various triangles.
Curated OER
Triangles
Students identify triangles in the real world and construct their own triangle using drinking straws. They explore abstract triangles and find additional geometric shapes such as trapezoids. Students discuss similar shapes and examine...
Curated OER
Pass It On
Fifth graders participate in a class activity that helps them learn some geometric terms along with their definitions. They describe relationships between two and three-dimensional shapes and analyze attributes and properties of...
Curated OER
Exploring Special Segments in Triangles
Students discover that four special segments have a common intersection point. They identify the position of the intersection point in triangles. They produce conjectures about areas of the divided triangles.
Curated OER
Problem Solving: Strategy: Use Logical Reasoning
For this problem solving strategy worksheet, 6th graders solve a story problem using the strategies of understand, plan, solve, and look back.
Curated OER
Equilateral Triangles
Students examine the attribute of equilateral triangles. In this equilateral triangle lesson, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.
Curated OER
Geo-Mat
Students review plane figures by playing a game that resembles "Twister." They listen to directions to locate a large example of the figure which is placed on the floor.
Curated OER
Triangle Exercises
In this math worksheet, students determine the name for each triangle according to its classification. Then they create a truss construction model.
Curated OER
Downtown Landmarks: geometry on Firstside
In this geometry learning exercise, students look at a picture of downtown landmarks and identify different shapes, lines, and more. Students identify 18 items.
Curated OER
TAKS 4th Grade Daily Upkeep 10
In this math worksheet, 4th graders look for the answers to basic review problems that focus upon the skills of reading simple word problems, and applying the interpretation of data.
Curated OER
Triangle Classification
High schoolers classify different types of triangles. In this geometry lesson, students identify and use properties of triangles. They differentiate between isosceles and equilateral triangles.
Curated OER
Fashion Day
Eighth graders practice using basic measurements to solve word problems.They also investigate finding the perimeter of different polygons and define the characteristics to classify the shape as a polygon.
Curated OER
Forces Applied to an Object
Fourth graders predict, observe, and compare what happens when a force is applied to an object. In this forces lesson, 4th graders complete a 'swinging hammer' activity to learn about forces and motion.
Curated OER
Ovals, Rectangles, Squares, and Triangles
Students identify geometrical shapes displayed in photographs of everyday objects in a metropolitan setting.
Curated OER
Geometry House!
Fourth graders use computer drawing tools to create a house of geometric shapes.
CK-12 Foundation
Ck 12: Geometry: Angle Classification Grade 6
[Free Registration/Login may be required to access all resource tools.] Classify acute, right, obtuse, and straight angles.
Math Open Reference
Math Open Reference: Angles
Everything you wanted to know about angles and more, including 1) how to measure angles 2) types of angles 3) angle relationships and 4) angles around a transversal.
Scholastic
Scholastic: Study Jams! Math: Geometry: Classify Angles
Watch and learn how to classify angles then test your knowledge.
Quia
Ixl Learning: Types of Angles
Brush up on your math skills pertaining to types of angles then try some practice problems to test your understanding.
Math Is Fun
Math Is Fun: Angles
Definitions of different types of angles along with images and an interactive tool through which you can create acute, right, straight, obtuse, and reflex angles. View the parts of an angle, and learn the proper way to label angles.
Homeschool Math
Homeschool Math: Lines, Rays, and Angles
This fourth-grade geometry lesson teaches the definitions for a line, ray, angle, acute angle, right angle, and obtuse angle. We also study how the size of the angle is ONLY determined by how much it has "opened" as compared to the whole...
Better Lesson
Better Lesson: Finding Angles
The three types of angles, right, acute, and obtuse, exist in our everyday surroundings. Students find these angles using classroom items.
Alabama Learning Exchange
Alex: Angle Scavenger Hunt
In this instructional activity, students will explore straight, right, acute, and obtuse angles. Students will go on a scavenger hunt throughout the school to search for examples of these types of angles. The students will use digital...
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