4.G.A.2

4.G.2. Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles.

There are 13 videos in this category and 0 videos in 0 subcategories.

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Not Right For WatchKnowLearn
Ages: 9 - 14
2976 Views:
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: 12 - 16
4134 Views:
Using Properties of Quadrilaterals
From Slideboom, produced by Glencoe- McGraw Hill
In this slide show properties of quadrilaterals are explored and several examples modeling problems involving quadrilaterals are worked out.  This slide show is from Glencoe- McGraw Hill.
Found by teresahopson in 4.G.A.2
July 30, 2009 at 12:41 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
2871 Views:
Quadrilateral Bunny (Interactive)
From pbs.org, produced by MathActive
This lesson emphasizes the properties of the quadrilaterals in the hierarchy including parallelograms, rhombi, rectangles, squares, kites and trapezoids. Venn diagrams are used to show the relationship among the figures.
July 17, 2012 at 03:08 PM
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Not Right For WatchKnowLearn
Ages: 8 - 13
1506 Views:
Basic Right Triangles (Interactive)
From pbs.org, produced by KAET
Compare attributes of two-dimensional shapes (square, rectangle, triangle, and circle). Identify the properties of two dimensional figures using appropriate terminology.
June 14, 2012 at 12:23 AM
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Not Right For WatchKnowLearn
Ages: 5 - 9
3918 Views:
Classify 2-D Shapes (Interactive)
From pbs.org, produced by KAET
Identify the properties of two dimensional figures using appropriate terminology.
June 16, 2012 at 11:36 PM
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Not Right For WatchKnowLearn
Ages: 9 - 13
2746 Views:
Figure It Out-Polygons (Interactive)
From pbs.org, produced by KAET
Classify polygons by their attributes. (e.g., number of sides, length of sides, angles, parallelism, perpendicularity)
June 18, 2012 at 10:37 PM
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Not Right For WatchKnowLearn
Ages: 10 - 16
2628 Views:
Naming Quadrilaterals
From YouTube, produced by Volunteer State Community College
This Power Point presentation demonstrates how to name quadrilaterals and discusses the sides and angles of quadrilateral.  The definition of a quadrilateral is stated as "the only polygon for which the opposite sides and opposite angles are defined"... [more]
Found by teresahopson in 4.G.A.2
March 27, 2010 at 03:23 PM
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Not Right For WatchKnowLearn
Ages: 7 - 13
2429 Views:
Angles Music Video (by Peter Weatherall)
From YouTube, produced by Peter Weatherall
This two-minute video, set to song, may help students learn the types of angles; acute, right, obtuse, etc. (01:50)
Found by teresahopson in 4.G.A.2
August 14, 2011 at 01:23 PM
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Not Right For WatchKnowLearn
Ages: 6 - 12
10124 Views:
Quadrilateral Rap
From YouTube
This is an amusing, amateur production that uses a bobble-head to 'sing' a song about the definition of quadrilaterals. (02:19)
Found by teresahopson in 4.G.A.2
March 27, 2010 at 03:18 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
4018 Views:
Quadrilateral Review
From YouTube, produced by Volunteer State Community College
Video on quadrilateral review.  Diagrams show the relationship among quadrilaterals. (02:05)
Found by grazianione in 4.G.A.2
January 26, 2010 at 06:38 PM
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