built by Mr PPA on June 13, 2009 37 posts so far
Geometry Resources Wall
This wall has all sorts of useful Geometry information about Polygons, Quadrilaterals, and Triangles.
says

Just posted 160 chars left
Mr PPA says

Click "View" to see a web page all about Quadrilaterals.

Jun 18, 2009 160 chars left
Mr PPA says

Types of Quadrilaterals we need to know are these four sided figures:

Jun 18, 2009 160 chars left
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A 5 minute YouTube video on solving connected SIMILAR TRIANGLES.

Jun 13, 2009 160 chars left
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Triangles in Patchwork Quilting Embroidery.

Jun 13, 2009 160 chars left
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Triangles in Modern Art.

Jun 13, 2009 160 chars left
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Here is a PowerPoint with Sound that goes through the main Polygon shapes.
Use "Page Down" key to advance each slide.

Jun 13, 2009 160 chars left
Mr PPA says

Here is a Powerpoint on Polygons (that has sound).
Turn your speakers on, and use the "Page Down" key to go forward.

Jun 13, 2009 160 chars left
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The Web Page link below shows examples of POLYGON ANGLES using the (n-2)x180 formula, and also has the names of most Polygons.

Jun 13, 2009 160 chars left
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Here are some interesting triangles present in Crystals and jewelry.

Jun 13, 2009 160 chars left
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The following Powerpoint covers polygon definitions, Triangles, Quadrilaterals, and all other shapes as well. (Use "Page-Down" key) to do the slides.

Jun 13, 2009 160 chars left
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Names of Polygons and Example of INTERIOR ANGLE SUM for any polygon = (n-2)x180 where n = no of sides.

Jun 13, 2009 160 chars left
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INTERIOR ANGLES OF POLYGONS - The web page link below explains where the (n-2) x 180 formula comes from.

Jun 13, 2009 160 chars left
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Triangles and Angles are important in studying Biomechanics, Robotics, and Human Movement in Sports.

Jun 13, 2009 160 chars left
Mr PPA says

Here is an XLS spreadsheet that has been programmed to help identify Triangle Types. Give it a Try and see how you go.

Jun 13, 2009 160 chars left
Mr PPA says

Triangles provide great strength to the roll cages of Rally and Racing Cars.

Jun 13, 2009 160 chars left
Mr PPA says


Triangles are a very important structural component in the design and building of Bridges.

Jun 13, 2009 160 chars left
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CONGRUENT Triangles have all sides equal, and all three angles identical. This is shown in the diagram below.

Jun 13, 2009 160 chars left
Mr PPA says

Polygon Types - The birth of the "Rhombus" :)

Jun 13, 2009 160 chars left
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An interesting set of Triangle Types :)

Jun 13, 2009 160 chars left
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The following YouTube video is on Similar Triangles Problem Solving, and goes for around 5 minutes.

Jun 13, 2009 160 chars left
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The following 3 minute YouTube video explains Similar Triangles and finding corresponding SIDES on them.

Jun 13, 2009 160 chars left
Mr PPA says

The following 3 minute YouTube video explains Similar Triangles and finding corresponding ANGLES in them.

Jun 13, 2009 160 chars left
Mr PPA says

Here is a PowerPoint on QUADRILATERALS and Angles from "Monica". Use the "Page-Up" and "Page-Down" keys to go back to slides, if you need to stop the animation.

Jun 13, 2009 160 chars left
Mr PPA says

Parallel Lines and their Angles. YouTube video 10 minutes.

Jun 13, 2009 160 chars left
Mr PPA says

Complementary and Supplementary Angles You Tube Video - 9 minutes.

Jun 13, 2009 160 chars left
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Here is some end of University Level information about Triangle Properties.
This will definitely NOT be on our Test !!

Jun 13, 2009 160 chars left
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Here is a 2 minute YouTube of an Algebra Alternate angles problem.

Jun 13, 2009 160 chars left
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The following is a web Slideshare Presentation on Angles and Parallel Lines.
Find and Click on "Get File" then "open", because Sshare is not ok in the wall.

Jun 13, 2009 160 chars left
Mr PPA says

The web page below, has an interactive setup, where we can click on Parallel Lines and see the Angles click on "interactive" at top to find a full size version.

Jun 13, 2009 160 chars left
Mr PPA says

Similar Triangles - Pt2
10 minute YouTube Video

Jun 13, 2009 160 chars left
Mr PPA says

Similar Triangles - Pt1
10 minute YouTube Video

Jun 13, 2009 160 chars left
Mr PPA says

This might not teach that much Geometry, but could be good for a laugh or two. Video links to YouTube and is 6 mins 30 secs long.

Jun 13, 2009 160 chars left
Mr PPA says

Here is a PowerPoint on Triangles and Polygons from "Mrs Martin". Use the "Page-Up" and "Page-Down" keys to go back to slides, if you need to stop the animation

Jun 13, 2009 160 chars left
Mr PPA says

Angles in Parallel Lines -Pt2
The webpage link here has the remaining angle types:

Jun 13, 2009 160 chars left
Mr PPA says

Angles in Parallel Lines -Pt1
The webpage link here has some of the angle types:

Note that "Congruent" means the angles are the exact same size in degrees

Jun 13, 2009 160 chars left
Mr PPA says

Triangles can be classified by either their SIDES or by their ANGLES.

Jun 13, 2009 160 chars left
Mr PPA says

There are four main types of Triangles: Isosceles, Scalene, Equilateral, and Right Angled.

Jun 13, 2009 160 chars left
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