Sophia Learning
Sophia: Measuring Angles With a Protractor
Students learn how to measure angles with a protractor. Detailed examples are included in the video lesson.
Khan Academy
Khan Academy: Measure Angles
Measure angles using a protractor. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Geometry: Angle Measurement Grades 8 10
[Free Registration/Login may be required to access all resource tools.] Find angle measures using a protractor and the Angle Addition Postulate.
CK-12 Foundation
Ck 12: Geometry: Angle Measurement Grade 6
[Free Registration/Login may be required to access all resource tools.] Learn how to use a protractor to draw angles.
Math Playground
Math Playground: Measuring Angles
Practice measuring angles by manipulating a protractor.
Math Open Reference
Math Open Reference: Angles
Everything you wanted to know about angles and more, including 1) how to measure angles 2) types of angles 3) angle relationships and 4) angles around a transversal.
Khan Academy
Khan Academy: Review: Measuring Angles Review
Demonstrates how to use an interactive protractor to measure angle size. Includes three practice questions and explanations of their solutions.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Using a Protractor
Q and A Math Forum site that answers the question of "How do I measure angles using a protractor?"
E-learning for Kids
E Learning for Kids: Math: Russian Toy Store: Angles Ii
Students will play learning games to explore triangles, angles, and angle measurement.
CK-12 Foundation
Ck 12: Elem Math: Using a Protractor
[Free Registration/Login may be required to access all resource tools.] In this learning module, students use a protractor correctly to measure angles. The proper technique for using a protractor is demonstrated in the accompanying...
Math Planet
Math Planet: Geometry: Measure and Classify an Angle
Explains the terms and symbols used to discuss line angles, what an angle is, and the types of angles. Includes short video lesson demonstrating how to use a protractor to measure an angle. [0:57]
Khan Academy
Khan Academy: Constructing Angles Review
Review constructing angles with a protractor, then try constructing some of your own.
Khan Academy
Khan Academy: Angles in Circles
Practice measuring angles using a circle protractor, solve problems about angles as part of a circle. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Soft Schools
Soft Schools: Measurement Quiz
This online quiz is multiple choice and consists of ten questions, some of which are word problems. The quiz concentrates on unit measurements and conversions, abbreviations, and angle measurements with the use of a protractor, and a...
Math.com
Math.com: Building Blocks: Classifying Angles
This geometry resource investigates types of angles. Definitions, detailed examples, and practice problems are included.
ABCya
Ab Cya: Bow and Angle
Join the heroes Loxley, Arrowyn, Busido, and Mockingbird in this epic adventure of Bows and Angles! Practice measuring and reading angles while you defend yourself from treacherous shadow ninjas.
Khan Academy
Khan Academy: Draw Angles
Use a protractor to construct angles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
ClassFlow
Class Flow: Angle Measurement
[Free Registration/Login Required] This flipchart uses the protractor tool to understand the classification and naming of angles: acute, obtuse and right.
Math Is Fun
Math Is Fun: Using a Protractor
Students learn how to construct and measure angles using a protractor and ruler. The resource consists of a video demonstration and exploration activity.
E-learning for Kids
E Learning for Kids: Math: Riksjas, Toek Toek: Angles
Students will play interactive games to identify types of angles and measure the angles.
ClassFlow
Class Flow: Right Angles
[Free Registration/Login Required] This flipchart is designed to introduce the student to the concept of the right angle and to give the student practice in identifying right angles as well as measuring angles with a protractor.
ArtsNow
Arts Now Learning: A Perfect Sacred Sphere [Pdf]
In this instructional activity, 4th graders will explore protractors, rulers, balance both radial, and symmetrical, and concepts of angle measurements as they create their own mandalas.
![Educaplus: Medida De Angulos [In Spanish] Activity](https://content.lessonplanet.com/knovation/original/438782-60bc9e768dd7b8aa5c7d013dceea2c55.jpg?1661599529 "Educaplus: Medida De Angulos [In Spanish] Activity")
Educaplus (Jesús Peñas Cano)
Educaplus: Medida De Angulos [In Spanish]
Practice measuring angles with the protractor with this interactive activity.