Quadrilaterals A Math Property Guide

Grade 3 2015

Rectangle

Opposite sides are equal lengthOpposite sides are parallel4 right angles (90 degrees)

LLS

http://www.vanseodesign.com/blog/wp-content/uploads/2011/04/stonehenge.jpg

http://www.zengardner.com/wp-content/uploads/sci_174.jpghttp://yaffacdn.s3.amazonaws.com/live/photogroup/images/dmImage/SourceImage/patterns_patchwork%20farm.jpg

Trapezoid

Two sides are parallel.

https://farm5.staticflickr.com/4078/4799304630_6df31ecb51.jpg http://4.bp.blogspot.com/_Dx4msdB90dE/TUuZQo-U1jI/AAAAAAAABMQ/oGVCrKDrEyY/s1600/aaatrapezoid.bmp

http://farm9.static.flickr.com/8487/8234207517_f30b703d9b_m.jpg

RHOMBUS

4 EQUAL SIDES4 EQUAL ANGLESOPPOSITES SIDES ARE PARALLEL

http://thumbs.dreamstime.com/z/rhombus-kite-cut-precious-stones-sparkle-11836675.jpg

http://i01.i.aliimg.com/photo/v1/60010535369/Fashion_sequare_shape_rhombus_shape_natural_color.jpg_220x220.jpg

http://i01.i.aliimg.com/wsphoto/v0/1637573157/Natural-crystal-nunatak-chlorophane-multicolour-crystal-nunatak-rhombus-decoration-energy-stone-repair-stone

Square

Opposite sides are parallelAll angles are 90 degreesAll side are the same lengthBoth pairs of opposite angles are equal.

https://asunews.asu.edu/files/imagecache/story_main_image/01_istb_4_5063w.jpg

http://www.quilterscache.com/images27/Kristensquilt.gif

http://bulbcollector.com/forum/index.php?action=dlattach;topic=752.0;attach=374;image

Parallelogram2 pairs of parallel sides & opposite sides

equal

http://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/CentaurusA3.jpg/1024px-CentaurusA3.jpg

http://d75822.medialib.glogster.com/media/b8/b86eefcd31b7cde30e5d8a1ee3074614eb20951119a7cab7c3b76b97d9658ed4/parallelogram.jpg

https://farm6.staticflickr.com/5616/15548517202_780325d323.jpg

Rectangle.Four right angles

.Opposite sides equal

http://www2.pcmag.com/media/images/352455-m-audio-oxygen-49.jpg?thumb=y

http://snookies.com/wp-content/uploads/2013/08/Flag-cake.jpg

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