Other
800score: Intersecting Angles
Read a description of intersecting lines and all about the different kinds of angles they form. Includes examples.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Line and Angle Relationships
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of line and angle relationships.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Point, Line, Planes, Angles
Practice using your graphing calculator for drawing and labeling points, lines, planes, and angles. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each...
Analyze Math
Analyze Math: Parallel Lines and Angles Problems
Try these three problems about finding the measures of different angles that arise from diagrams involving parallel lines and transversals. Detailed solutions are written out for these three problems of moderate difficulty.
Math Open Reference
Math Open Reference: Complementary Angles
Learn about complementary angles with this handy reference guide. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
CK-12 Foundation
Ck 12: Geometry: Supplementary and Complementary Angle Pairs
[Free Registration/Login may be required to access all resource tools.] Classify supplementary and complementary pairs of angles.
CK-12 Foundation
Ck 12: Geometry: Supplementary and Complementary Angle Pairs
[Free Registration/Login may be required to access all resource tools.] Use reasoning to figure out the measures of missing angle measures
Other
Nearpod: Angle Pairs
In this lesson on angle pairs, students explore the relationship betwen angles by learning about adjacent, complementary, supplementary, and vertical angles.
Other
Nearpod: An Introduction to Angles
In this lesson, students will learn important definitions about angles relationships an use those facts to solve equations.
CK-12 Foundation
Ck 12: Interactive Geometry: 1.2 Angles and Lines
Explore lines and angles, and the relationship between the two.
CK-12 Foundation
Ck 12: Geometry: Angle Pairs
[Free Registration/Login may be required to access all resource tools.] Identify angle pairs as supplementary, complementary or neither.
Analyze Math
Analyze Math: Angles in Geometry
Definitions and properties of angles in geometry are explored. Topics discussed are right, acute, and complementary angles. Practice exercises with solutions are included.
CK-12 Foundation
Ck 12: Geometry: Angle Pairs
[Free Registration/Login may be required to access all resource tools.] Finding the measures of angle pairs including the measure of missing angles by using given information.
CK-12 Foundation
Ck 12: Geometry: Complementary Angles
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to complementary angles. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Free Math Help
Free Math Help: Special Pairs of Angles
The lesson investigates special pairs of angles. Topics explored include complementary, supplementary, and vertical angles. Students learn about the concept and view diagrams and exercises with solutions.
ClassFlow
Class Flow: Complementary Angles
[Free Registration/Login Required] Using a variety of Activstudio tools, students investigate complementary and supplementary angles.
Math Open Reference
Math Open Reference: Linear Pair of Angles
Learn about linear pairs of angles with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Doina Popovici
Math Play: Classifying Angles Jeopardy Game
An online Jeopardy game where students describe the type of angles, measurement of angles, and identify whether angles are complementary, supplementary or congruent.
ClassFlow
Class Flow: Angles in Geometry
[Free Registration/Login Required] This flipchart is a look at angles in geometry. Drawing, labeling, measuring, special angles: (right, straight, acute, obtuse) and congruence.
ClassFlow
Class Flow: Angle Relationships
[Free Registration/Login Required] This flipchart explores angle relationships: supplementary and complimentary, vertical, etc.
ClassFlow
Class Flow: Parallel Lines and Angle Relationships
[Free Registration/Login Required] Explore the relationships between parallel lines and the rules of angle measurements.
CK-12 Foundation
Ck 12: Geometry: Linear Pairs
[Free Registration/Login may be required to access all resource tools.] Identifying adjacent angles and vertical angles formed by intersecting lines
CK-12 Foundation
Ck 12: Geometry: Linear Pairs
[Free Registration/Login may be required to access all resource tools.] This concept will introduce students to linear pairs of angles.