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Rectangle
MathWorld provides the definition of a rectangle and the area formula of a rectangle.
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Science Kids: Science Images: Overlapping Rectangles
This picture shows three overlapping rectangles, one red, one blue and one green.
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Ic Teachers: Shapes Quadrilaterals
Are you looking for a very basic website that will explain the basic properties of a quadrilateral? Use this site to learn about the properties of a square, rhombus, rectangle, parallelogram, trapezoid, and kite. There are also some...
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Ic Teachers: Shapes Quadrilaterals
Are you looking for a very basic website that will explain the basic properties of a quadrilateral? Use this site to learn about the properties of a square, rhombus, rectangle, parallelogram, trapezoid, and kite. There are also some...
Curated OER
Ic Teachers: Shapes Quadrilaterals
Are you looking for a very basic website that will explain the basic properties of a quadrilateral? Use this site to learn about the properties of a square, rhombus, rectangle, parallelogram, trapezoid, and kite. There are also some...
Curated OER
Ic Teachers: Shapes Quadrilaterals
Are you looking for a very basic website that will explain the basic properties of a quadrilateral? Use this site to learn about the properties of a square, rhombus, rectangle, parallelogram, trapezoid, and kite. There are also some...
Curated OER
Ic Teachers: Shapes Quadrilaterals
Are you looking for a very basic website that will explain the basic properties of a quadrilateral? Use this site to learn about the properties of a square, rhombus, rectangle, parallelogram, trapezoid, and kite. There are also some...
Curated OER
Eternal Egypt: Plaque Made of Rock
A plaque made of basalt, or a dark rock, in the shape of a rectangle is decorated with a pentagonal rose.
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Eternal Egypt: Mausoleum of Al Sayeda Ruqqayah
The Mausoleum of Al-Sayeda Ruqqayah is a simple building in the shape of a rectangle. Lady Al-Sayeda Ruqqayah was a member of the family of the Prophet Mohammad.
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Number Nut: Two Dimensional Pattern
A pattern of rectangles on a hardwood floor. (Photo)
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Science Kids: Science Images: Orbison Illusion
This optical illusion, known as the Orbison illusion, gives the effect that the rectangle and inner square are distorted. This effect is caused by the horizontal V shaped lines.
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Science Kids: Science Images: White Illusion
The White illusion shows that we can perceive brightness differently depending on the context. The grey rectangles are of equal brightness but they appear brighter on the left hand side of the image than they do on the right hand side...
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