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Fun Ways to Name Angles and Learn Their Types! Worksheets Included

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Fun Ways to Name Angles and Learn Their Types! Worksheets Included
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Jasmine Chen

@asminehen_zbsm

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Different ways to name an angle in geometry are essential for students to understand. This guide covers naming angles with letters, congruent angles, types of angles, and their measures. It also explains adjacent angles, vertical angles, and the concepts of complementary and supplementary angles.

9/16/2023

202

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

View

Page 2: Types of Angles and Related Concepts

This page covers various types of angles and their measures, including:

  1. Straight angle (180°)
  2. Acute angle (less than 90°, greater than 0°)
  3. Right angle (90°)
  4. Obtuse angle (greater than 90°, less than 180°)

It also introduces adjacent angles and vertical angles.

Definition: Adjacent angles are two angles in the same plane that have a common vertex and common side but don't have any points in common.

Highlight: When a vertex is shared, you cannot name an angle by the vertex alone.

Vocabulary: Vertical angles are two non-adjacent angles formed by a pair of intersecting lines.

Example: Vertical angles are always congruent, as shown in the diagram with 140° angles.

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

View

Page 3: Complementary and Supplementary Angles

This page focuses on complementary and supplementary angles, as well as linear pairs.

Definition: Complementary angles are two angles with a sum of 90°.

Highlight: Complementary angles do not have to be adjacent or touching each other.

Definition: Supplementary angles are two angles with a sum of 180°.

Example: A 40° angle and a 140° angle are supplementary.

The page also explains linear pairs:

Definition: A linear pair consists of two adjacent angles with a sum of 180°, forming a straight angle.

Highlight: If two angles form a linear pair, they are supplementary, but not all supplementary angles are linear pairs.

This page provides a comprehensive overview of angle relationships, which is crucial for understanding geometry worksheets and solving problems involving different types of angles.

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

View

Page 1: Ways to Name an Angle and Congruent Angles

This page introduces three different ways to name an angle in geometry:

  1. Using the vertex name if it's not shared
  2. Using a number or letter inside the angle
  3. Using capital letters for points on each ray and the vertex

The page also explains congruent angles and angle measures.

Definition: An angle is the union of two rays having the same endpoint.

Vocabulary: Congruent angles are angles having the same measure.

Example: ∠ABC = ∠EFG demonstrates congruent angles.

Highlight: When naming angles with capital letters, the vertex must be the middle letter.

The page concludes with information on angle measures, which are expressed in degrees.

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Fun Ways to Name Angles and Learn Their Types! Worksheets Included

user profile picture

Jasmine Chen

@asminehen_zbsm

·

6 Followers

Follow

Different ways to name an angle in geometry are essential for students to understand. This guide covers naming angles with letters, congruent angles, types of angles, and their measures. It also explains adjacent angles, vertical angles, and the concepts of complementary and supplementary angles.

9/16/2023

202

 

9th/10th

 

Geometry

9

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Page 2: Types of Angles and Related Concepts

This page covers various types of angles and their measures, including:

  1. Straight angle (180°)
  2. Acute angle (less than 90°, greater than 0°)
  3. Right angle (90°)
  4. Obtuse angle (greater than 90°, less than 180°)

It also introduces adjacent angles and vertical angles.

Definition: Adjacent angles are two angles in the same plane that have a common vertex and common side but don't have any points in common.

Highlight: When a vertex is shared, you cannot name an angle by the vertex alone.

Vocabulary: Vertical angles are two non-adjacent angles formed by a pair of intersecting lines.

Example: Vertical angles are always congruent, as shown in the diagram with 140° angles.

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Page 3: Complementary and Supplementary Angles

This page focuses on complementary and supplementary angles, as well as linear pairs.

Definition: Complementary angles are two angles with a sum of 90°.

Highlight: Complementary angles do not have to be adjacent or touching each other.

Definition: Supplementary angles are two angles with a sum of 180°.

Example: A 40° angle and a 140° angle are supplementary.

The page also explains linear pairs:

Definition: A linear pair consists of two adjacent angles with a sum of 180°, forming a straight angle.

Highlight: If two angles form a linear pair, they are supplementary, but not all supplementary angles are linear pairs.

This page provides a comprehensive overview of angle relationships, which is crucial for understanding geometry worksheets and solving problems involving different types of angles.

Lesson 2-01
ways to name an angle
Dvertex-use name of vertex
if it is not shared
ex). <B
2) Number /Letter - Single #
or letter inside the a

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Page 1: Ways to Name an Angle and Congruent Angles

This page introduces three different ways to name an angle in geometry:

  1. Using the vertex name if it's not shared
  2. Using a number or letter inside the angle
  3. Using capital letters for points on each ray and the vertex

The page also explains congruent angles and angle measures.

Definition: An angle is the union of two rays having the same endpoint.

Vocabulary: Congruent angles are angles having the same measure.

Example: ∠ABC = ∠EFG demonstrates congruent angles.

Highlight: When naming angles with capital letters, the vertex must be the middle letter.

The page concludes with information on angle measures, which are expressed in degrees.

Can't find what you're looking for? Explore other subjects.

Knowunity is the # 1 ranked education app in five European countries

Knowunity was a featured story by Apple and has consistently topped the app store charts within the education category in Germany, Italy, Poland, Switzerland and United Kingdom. Join Knowunity today and help millions of students around the world.

Ranked #1 Education App

Download in

Google Play

Download in

App Store

Knowunity is the # 1 ranked education app in five European countries

4.9+

Average App Rating

15 M

Students use Knowunity

#1

In Education App Charts in 12 Countries

950 K+

Students uploaded study notes

Still not sure? Look at what your fellow peers are saying...

iOS User

I love this app so much [...] I recommend Knowunity to everyone!!! I went from a C to an A with it :D

Stefan S, iOS User

The application is very simple and well designed. So far I have found what I was looking for :D

SuSSan, iOS User

Love this App ❤️, I use it basically all the time whenever I'm studying