Scholastic
Study Jams! Circle Graph
Over a pizza dinner, RJ and Mia discuss how to use a circle or pie graph to represent data. After viewing, data analysts can use a Test Yourself feature to assess their own understanding. This is ideal for use in a flipped classroom lesson.
Corbett Maths
Drawing Angles
What's your angle? A short video describes how to draw angles using a protractor. It goes through three examples: a 35-degree angle, a 105-degree angle, and a 215-degree angle. A worksheet gives some additional problems to consider.
CK-12 Foundation
Measuring Angles: Lesson
Develop a degree of measurement. With the aid of a protractor, the video shows how to measure angles. The segment of a larger playlist on geometry basics points out that it is possible to start at a value other than zero when measuring...
Math Antics
Angles and Degrees
How do you determine the size of an angle? Pupils learn about degrees and how to measure the size of an angle. The video associates the measurements to types of angles such as acute, obtuse, and right. The additive properties of angle...
Scholastic
Study Jams! Measure Angles
Get a quick review on measuring angles with this step-by-step guide using a protractor. Watch the correct way to measure angles and finish with an assessment on correct techniques to measure special angles.
Scholastic
Study Jams! Tools of Measurement
From temperature and mass, to length and volume, there are many different types of measurement. Expose young learners to a variety of measurement tools using this slide show of real-life pictures. Go through the presentation one image at...
Corbett Maths
Measuring Angles
Measure how well you know how to measure angles. Learners learn how to measure angles using a protractor. They watch a video that walks through a couple of examples of determining angle measures.
Corbett Maths
Estimating Angles
Sometimes, exact measurements aren't necessary. Scholars learn to estimate the measure of angles by watching a useful video. The method employed here is to use 90-, 180-, and 270-degree angles as benchmarks, adding or subtracting as...
Khan Academy
Khan Academy: Geometry: Measuring Angles in Degrees
Explains how to measure an angle in degrees using a protractor. Defines acute, right, and obtuse angles. Practice problems available. [8:22]
Math Mammoth
Math Mammoth: How to Use a Protractor to Measure and Draw Angles
Models how to use a protractor to measure and draw angles. [9:51]
Math Mammoth
Math Mammoth: Estimating Angles
Demonstrates how to estimate the size of an angle by comparing it to a familiar common angle. [6:59]
Khan Academy
Khan Academy: Acute, Right, and Obtuse Angles
Explains the properties of acute, right, and obtuse angles. [5:33]
Khan Academy
Khan Academy: Measuring Angles Using a Protractor 2
Demonstrates how to use a protractor to measure angles. [4:05]
Khan Academy
Khan Academy: Measuring Angles in Degrees
Explains what a protractor is and how it is used to measure the size of angles. Also discusses the different types of angles. [8:23]
CK-12 Foundation
Ck 12: Elem Math: Overview of Classification of Angles
[Free Registration/Login may be required to access all resource tools.] Video describing four types of angles - right, acute, obtuse and straight. [1:19]
CK-12 Foundation
Ck 12: Elem Math: Overview of Measurement of Angles
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how angles are measured in degrees using a protractor and some types of angles. [2:03]
Loyola University Chicago
Math Flix: Complementary and Supplementary Angle Definitions
This video provides an opportunity to learn about complementary and supplementary angles. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept. [3:41]
Math Mammoth
Math Mammoth: Lines, Rays, and Angles
Explains what lines, line segments, rays, and angles are, and how to measure an angle opening. [6:28]
Khan Academy
Khan Academy: Angles: Using a Protractor
Shows how to use a protractor to measure an angle. Identifies different types of angles: acute, obtuse, right.
Khan Academy
Khan Academy: Angles: Angle Basics
Definition of an angle. How to denote an angle using points on the angle (including the vertex)
CK-12 Foundation
Ck 12: Elem Math: Measuring the Angle Using a Protractor
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to use a protractor to measure an angle. [2:06]
Khan Academy
Khan Academy: Decomposing an Angle
Video explores how to find the measure of angles by adding or subtracting. [1:42]
Khan Academy
Khan Academy: Decomposing Angles
Video lesson explains how to find the measure of an angle using addition. [3:04]