4.MD.5. Recognize angles as geometric shapes that are formed wherever two rays share a common endpoint, and understand concepts of angle measurement:

There are 4 videos in this category and 15 videos in 2 subcategories.


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Ages: 9 - 14
Acute Triangles (Interactive)
From pbslearningmedia.org, produced by Math Active
First it is established that triangles have sides and are measured by interior angles. They belong to categories based on that. The acute triangle is defined, illustrated and explained. There are many exercises helping students remember the attribute... [more]
June 13, 2012 at 11:14 PM
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Not Right For WatchKnowLearn
Ages: 18 - 18
Angle Measurement
From learner.org, produced by learner.org
Review appropriate notation for angle measurement, and describe angles in terms of the amount of turn. Use reasoning to determine the measures of angles in polygons based on the idea that there are 360 degrees in a complete turn. Learn about the r... [more]
Found by tinag1974 in 4.MD.C.5
March 8, 2010 at 01:19 PM
Comments: 1
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Not Right For WatchKnowLearn
Ages: 10 - 18
Teaching Math with Animoto (Fractions, Decimals, Angles, Shapes)
From YouTube, produced by youtube
Animoto is a web application that produces videos from photos, video clips, and music. This is a sample of what can be done with Animoto in the classroom to help students learn and remember simple math concepts. Some of the skills covered are decimal... [more]
Found by porter1526 in 4.MD.C.5
March 3, 2012 at 09:40 AM
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Not Right For WatchKnowLearn
Ages: 12 - 16
Measuring Angles With a Protractor
From math-videos-online.com, produced by Math-Videos-Online.com
This short video demonstrates how to use a protractor to measure the degree of an angle with step-by-step instructions. (1:40)
Found by TracyMoon in 4.MD.C.5
January 29, 2011 at 10:39 PM
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