Curated OER
Classifying Triangles
This presentation shows how triangles are classified by angle measurement and length of sides. It reviews isosceles, scalene, obtuse, right, and acute classifications and includes questions for students to classify some of the...
Curated OER
Angle Aerobics
Third graders review angle criteria and then stand. They demonstrate with their hands each type of angle called out by the teacher: right, acute, or obtuse. Music is added and students follow teacher in an angle aerobics class peppered...
Curated OER
What's Your Angle
Students create an original lesson about geometry and angles. In small groups they take pictures using a digital camera of obtuse, acute, right, and straight angles that they find at school. Students use the photos in a computer...
Curated OER
What Is Your Angle?
Students explore the concept of angles by interacting with numerous types of measurements. They create index cards with different angles. Then they pass the cards around to other students for comparison and measurement. They practice the...
Curated OER
Identifying Triangles
In this triangles practice worksheet, students respond to 4 questions that require them to identify the pictured triangles as acute, right, or obtuse triangles.
Curated OER
Angles And Triangles
Seventh graders participate in a lesson that is focused upon the concepts of classifying different angles and triangles. They practice classifying triangles according to its kind that includes types of angles, congruence, and vertices....
Curated OER
Identifying Triangles
In this geometry worksheet, 10th graders identify a triangle as right, acute, or obtuse and identify the parts of a right triangle in a drop and drag game format. The one page interactive worksheet contains eight matching questions...
Curated OER
Angles in Art
Students utilize their handheld and the Angles program to create a non-objective artwork. Images created by famous artists who have utilized angles in their art work are examined.
Curated OER
Toothpick Triangles
Students draw a chart (included in the lesson) to use with their investigation. They review terminology of triangles and receive toothpicks to use in the lesson. Beginning with three toothpicks, students form a triangle. They complete...
Alabama Learning Exchange
What You Know About the Bermuda Triangle?
Get lost in the classifications. Using the backdrop of the Bermuda Triangle, pupils classify it by angle and side measures. They also learn information about the triangle and its history.
Curated OER
Study Buddies: Classifying Triangles
For this math worksheet, students analyze an informative chart about the measurement and angles of equilateral, isosceles and scalene triangles. Students then answer 5 questions about classifying triangles.
Curated OER
Geometry: Classifying Angles
Students measure, construct, and classify angles as acute, right, straight, and obtuse. Once they have completed an angle worksheet, students use a map of South Carolina to locate cities by constructing the aforementioned angles.
Curated OER
Naming Angles
In this naming angles worksheet, learners name each angle shown as an acute, obtuse or right angle, 12 angles total. Answers included on page 2.
Curated OER
Naming Angles: Worksheet 2
In this naming angles activity, learners name each angle shown as acute, obtuse or right, 12 angles total. Answers are included on page 2.
Curated OER
Try These Angles! Exploring Angles
For this angles worksheet, students answer multiple choice questions about different types of angles in shapes. Students complete 10 questions.
Curated OER
Obtuse Triangles
Fourth graders explore obtuse triangles. In this geometry lesson, 4th graders make obtuse triangles with paper and scissors. They determine how to find the center of their triangle.
Curated OER
Angles and Triangles
Eighth graders examine Jewish symbols. In this Holocaust lesson, 8th graders discuss the meanings behind the Swastika and the Star of David. Students also measure the angles and shapes with the symbols.
Curated OER
Angle Action 1,2 and 3
Students investigate angles through construction. In this geometry lesson, students use a protractor to identify the measurement of an angle. They identify angles cut by a transversal and two parallel lines.
Raytheon
Just Measure It
In this line segments and angles instructional activity, students solve problem solving problems and multiple choice questions about line segments and angles. Students complete 7 pages of problems.
Curated OER
Try These Angles! Exploring Angles: Post Test
In this angles instructional activity, students answer multiple choice questions about angles on their own and angles inside shapes. Students complete 10 multiple choice questions.
Curated OER
Constructions and Angles
In this triangle constructing and classifying worksheet, students read through a tutorial on triangles and angles. Then, students complete 17 exercises in which they answer questions about angles and triangles. By clicking on the "Check"...
Curated OER
Have You Got the Angle?: Pre Test
In this angles worksheet, students complete multiple choice questions about the shape and number of angles. Students complete 10 questions total.
Curated OER
Measuring Angles
In this measuring angles worksheet, students complete a set of 10 multiple choice questions, clicking on a link for answers or to print the page. Worksheet is labeled "pretest."
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