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Polygons and Plane Figures

For Teachers 4th - 6th
Students choose a polygon to define and describe, and use Power Point and the Internet to present their polygon.
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Algebraic Processes And Its Connection To Geometry

For Teachers 6th - 8th
Students investigate the concept of polygons using a variety of activities. They explore the vocabulary of polygons by constructing a graphic organizer. Then students categorize the characteristics of several polygons and contribute the...
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Regular Polygons

For Teachers 5th
Fifth graders explore polygons. In this math instructional activity, 5th graders find examples of regular polygons in the classroom and measure the sides of figures to determine if they are regular polygons.
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Geo-Mat

For Teachers 1st - 3rd
Students review plane figures by playing a game that resembles "Twister." They listen to directions to locate a large example of the figure which is placed on the floor.
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Classify Prisms

For Teachers 6th - 8th
Students classify prisms according to their attributes. In this classifying prisms lesson, students explore different prisms. Students generate observations of the attributes and classify the prism correctly.
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Faces, Vertices, Edges

For Teachers 9th - 10th
Students identify the parts of three dimensional objects. In this geometry lesson, students find the number of faces, edges and vertices. They differentiate between prisms and polyhedra.
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Geometry: Plane Figures

For Students 5th - 6th
In this plane figure worksheet, students complete 4 multiple choice questions, determining which solid figure can be traced to make a given plane figure. A reference web site is given for additional activities.
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Governor's Garden

For Teachers 9th - 12th
Students review types of polygons and list several examples of each. They assume the role of a landscape artist interviewing for a job. They create sketches of their plans for six polygonal gardens and write an expository paragraph...
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Mandalas : polygons

For Teachers 4th
Fourth graders create mandalas. For this mandala lesson, 4th graders look at these polygons in nature and man-made forms. They create their own by using tangrams.
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Polygon Perimeters

For Teachers 4th - 7th
Learners define the terms polygon and perimeter to begin the lesson. Using a calculator, they practice determining the perimeter of various symbols in a painting. They discuss how geometry and art are related to one another.
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Lesson Exchange: Polygons (Middle, Mathematics)

For Teachers 6th - 7th
Pupils discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
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Intro To Quadrilaterals

For Teachers 1st - 3rd
Students engage in a lesson that is concerned with the concept of quadrilaterals and how they are used to create a rectangle for a door. They create a drawing of a quadrilateral while finding the sum of the angles. They practice problems...
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Algebra/Geometry Institute: Area of Polygons

For Teachers 6th - 8th
Students find the area of polygons.  In this area of polygons lesson, students find the area of parallelograms, rectangles, squares, and other polygons.  They identify each given figure and determine the appropriate formula...
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The Plane! The Plane!

For Teachers 5th
Fifth graders work with polygons.
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Properties of Angles

For Students 10th
In this properties of angles worksheet, 10th graders solve and complete 3 different types of problems. First, they calculate the value of the missing angles in each diagram and explain the reasons for their answer. Then, students...
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Perimeter

For Teachers 5th
Fifth graders create math word problems. For this geometry lesson, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding the...
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Fractal and the Dragon Curve

For Teachers 11th - 12th
Students explore Fractal designs. In this geometry lesson, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
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Angles, Parallel Lines, and Polygons

For Teachers 5th - 6th
Students examine how to investigate polygons using an instrument of their own construction. They should be able to prove the general formula for the number of degrees in any polygon (including a triangle). Finally they investigate an...
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Area Pre- Test

For Students 6th
In this area worksheet, 6th graders take a pre-test about what they may already know pertaining to geometric area.   Students respond to 10 multiple choice questions.
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Manipulative Mania

For Teachers 4th - 6th
Students explore tangram vocabulary and tangram designs, creating an art design that contains various geometric parts. They complete a checklist titled, Important Thing About a Quilt Design.
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Looking For Triangles

For Teachers 8th - 10th
Students solve problems with triangles. In this geometry lesson, students analyze shapes to find different triangles. They name the shapes created by putting triangles together.
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Pauli's Magical Water

For Teachers 10th - 12th
Students predict the shape of molecules using VSEPR theory. In this chemistry lesson, students differentiate a polar and nonpolar molecule. They discuss why water's polarity is very important.
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Castles

For Teachers 10th - 11th
Young scholars create a scale model to a castle using the dimensions they were given. They calculate the surface areas and volumes of each section of their castle.
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Distortion Unleashed

For Teachers 10th - 12th
Learners view examples of man-made structures and create a building that matches the style. Using the internet, they research the style of Frank Lloyd Wright and create plans for creating their own community. They use a painting of...

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