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# Angle Classification

## Categories of angles based on measurements and relationships.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Angle Classification

This concept teaches students to classify angles based on their measure.

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## Angle Classification

Classify acute, right, obtuse, and straight angles.

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## Angle Classification

Classify angles as acute, obtuse, right or straight

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• PLIX

## Angle Classification: Crazy Quilt

Angle Classification Interactive

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• PLIX

## Angle Classification: Angle Exploration

Angle Classification Interactive

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• Video

## Angle Classification Principles

This video gives more detail about the mathematical principles presented in Angle Classification.

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• Video

## Angle Classification Examples

This video shows how to work step-by-step through one or more of the examples in Angle Classification.

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## Angle Classification Quiz

Students will need to classify and identify angles as straight, acute, obtuse, and right. Students are provided with angle measurements and diagrams. Twelve questions.

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• Practice
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## Angle Classification Practice

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• Interactive Exercise

## Angle Classification

Presents an angle and buttons. Classify the angle.

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• Interactive Exercise

## Visual Angle Classification

Presents a set of adjacent angles. Classify the angle specified.

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• Critical Thinking

## Angle Classification Discussion Questions

A list of student-submitted discussion questions for Angle Classification.

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To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.

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To emphasize students’ understanding of key words and practice applying the definitions of the vocabulary words to examples and drawings using the Frayer Model.

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To encourage students’ critical thinking about vocabulary concepts, to allow students to reflect on their knowledge of individual vocabulary words, and to increase vocabulary comprehension using the Vocabulary Self-Rate.

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Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

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## Angle Classification Four Square Concept Matrix

Summarize the main idea of a reading, create visual aids, and come up with new questions using a Four Square Concept Matrix.

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• Real World Application

## Angles on a Hot Tin Roof

Find out how the style of your roof depends on your local climate.

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• Real World Application

## Angle Classification

How many angles can you identify in the world around you?

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• Real World Application

## Space Angles

Learn how the Lunar Electric Rover drives on the moon.

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• Real World Application

## Jackknifed

Find out what it means for a truck to "jackknife."

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• Study Guide