Curated OER
Polygons and Angles
Sixth graders estimate the measurement of angles and then measure the exact distance using an angle ruler. In groups, they explore shapes and recognize the characteristics acute, obtuse and right angles. Students sketch required shapes,...
Curated OER
Angles
In this angles instructional activity, students determine if sixteen angles are acute, obtuse, straight or right. Students defend their decisions with their classmates.
Curated OER
Identifying Angles
After identifying angles (acute, obtuse, right) during a math or science instructional activity, 4th graders will use the computer to stamp pictures in the correct category using KidPix computer software.
Curated OER
Types of Angles
In this angles learning exercise, students identify types of angles. They describe a given angle as acute, obtuse, right, straight or reflexive. This two-page learning exercise contains 9 problems. Answers are provided...
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
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
Geometry: Lesson 8
Eighth graders engage in a lesson that is concerned with the finding of angles that are found in different two dimensional figures. They compare and contrast exterior and interior angles while also determining the unknown measures of...
Curated OER
Angles ~ Right Angles
Have your class review how to identify right angles. Learners identify right angles, and then write the number of angles found in each shape.
Curated OER
Classify Angles
In this angle worksheet, 7th graders identify various angles. Students respond to 6 short answer questions identifying the different angles represented in each.
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
Fifth graders identify different angles according to its type that is determined according to taking a measurement of the degree. They also explore the vocabulary related to the concept.
Scholastic
Study Jams! Classify Triangles
Jam on with this multi-faceted activity teaching triangle classification. Start with a learner-paced lesson describing the different qualities of triangles and follow with a fun karaoke session. Also provided are two types...
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.
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
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."
Curated OER
Classifying and Measuring Angles
Fifth graders explore the three types of angles. In this math lesson plan, 5th graders estimate the measure of angles and draw the angles using a protractor.
Curated OER
Angles
In this angles learning exercise, students answer multiple choice questions about different types of angles and measurements of angles. Students complete 6 questions total.
Curated OER
Right Triangles
In this right triangles worksheet, 10th graders solve and complete 12 different types of problems. First, they solve for a variable given each of the right triangles with the sides as indicated. Then, students determine the shorter...
Curated OER
Angles
For this angles worksheet, 10th graders measure 10 different types of angles described in each problem. First, they determine whether two congruent angles form a supplementary figure. Then, students determine the degrees in an angle when...
Curated OER
Poolroom Math
Students identify, name, and measure angles using playing pool as a motivator in this activity. They measure, define, and label different angles. They then discuss how their knowledge about angles could be used in a game of pool.
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...
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