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Worksheet
Curated OER

Tessellations

For Students 10th
In this tessellations worksheet, 10th graders complete 6 different problems that include constructing various tessellations. First, they show how to tessellate a plane with a square and then, a rectangle to tessellate the same plane....
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Worksheet
Curated OER

If-Then Statements and Postulates

For Students 10th
In this if-then statements and postulates worksheet, 10th graders solve 16 various types of geometry problems that include identifying the hypothesis and conclusions of each conditional statement. Then, they write each conditional...
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Lesson Plan
Curated OER

Problem Solving Using Power Polygons

For Teachers 3rd - 10th
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson plan, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
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Worksheet
Curated OER

The Right Angle

For Students 10th
In this geometry worksheet, 10th graders determine the answer to a vocabulary questions and then follow the give rules to place the answer in the appropriate place on the crossword grid.   The one page worksheet contains 18...
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Lesson Plan
Curated OER

"The Greedy Triangle" by Marilyn Burns

For Teachers 4th - 6th
Students discover which regular polygons can be used to tile a plane.
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Lesson Plan
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Our Geometric World

For Teachers 3rd
Third graders explore the attributes of polygons. In this geometric shapes lesson, 3rd graders review quadrilaterals, squares, rectangles, triangles, pentagons, hexagons, and octagons in order to create hanging polygons. Students then...
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Lesson Plan
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Reflecting a Triangle in the Coordinate Plane

For Teachers 9th - 12th Standards
Learners explore geometric concepts using technology. They manipulate the TI to find important math topics. This activity requires a TI-84 or higher.
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Lesson Plan
Curated OER

Rotations in the Plane

For Teachers 9th - 12th Standards
Pupils investigate the properties of a rotation as they use technology (Cabri, Jr.) to observe the relationship between the pre-image and the image formed by the rotation. The lesson plan provides ample opportunity for learners to...
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Worksheet
Curated OER

Geometry Lines and Angles

For Students 10th
In this lines and angles worksheet, 10th graders solve and complete types of problems that include different line segments and angles to identify. First, they determine whether each line is parallel, skew, or perpendicular in the diagram...
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Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2007 - Perimeter of Polygons

For Teachers 6th
Sixth graders find the perimeters of polygons and use perimeters to form polygons. In this perimeter lesson, 6th graders study vocabulary associated with finding perimeter such as polygon, line segment, variable, and formula. They make...
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Worksheet
Curated OER

Geometry Concepts and Applications

For Students 10th
In this concepts and applications review worksheet, 10th graders solve and complete 40 various types of multiple choice problems. First, they write the equation of a vertical line passing through a point. Then, students find the...
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Lesson Plan
Curated OER

Measurement of Objects Using Similar Triangles in The Plane

For Teachers 9th - 11th
Young scholars use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object...
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Lesson Plan
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Geometry: Tessellations

For Teachers 2nd - 3rd
Learners create tessellations with computer software while applying their knowledge of reflections, rotations, and translations.
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Lesson Plan
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Volume of Rectangular Prisms: Algebra/Geometry Institute Summer 2009

For Teachers 9th - 10th
Students find the volume of rectangular prisms.  In this volume lesson, students use a formula to find the volume of rectangular prisms.  They discuss the definition of volume and draw rectangular prisms.  Students...
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Lesson Plan
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The Trapping of Trapezoids

For Teachers 6th - 8th
This is a nice hands-on activity where young geometers create trapezoids and calculate their area by looking at areas of quadrilaterals and triangles. 
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Worksheet
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Countdown Challenge: Platonic Solids - Part II

For Students 7th - 8th
In this platonic solid worksheet, learners observe five solids and draw a net of each three-dimensional figure. Students examine a tetrahedron, an octahedron, an icosahedron, a cube, and a dodecahedron. This is a one-page worksheet.
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Lesson Plan
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Cartesian Coordinate System

For Teachers 9th - 12th
Students research the Cartesian Coordinate System and its many uses in the world of mathematics and algebra.
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Worksheet
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Geometry, Word Search Puzzle

For Teachers 6th - 8th
In this math worksheet, students look for the words that are related to the math words used in the practice of geometry. They also practice spelling.
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Lesson Plan
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Graphing Coordinates

For Teachers 6th
Sixth graders practice graphing coordinates. In this geometry lesson, they use the x and y axis to locate points that must be connected in the right sequence to form a straight line.
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Lesson Plan
Curated OER

Find the Shape

For Teachers 4th - 5th
Students identify points on the coordinate plane using ordered pairs and also plot the ordered pairs on the coordinate plane. They also use properties of shapes to identify polygons such as triangles and quadrilaterals (square,...
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Lesson Plan
Curated OER

Coordinate Graphing

For Teachers 7th - 8th
Learners practice basic coordinate graphing and plotting points on the coordinate axis. In this geometry lesson, students are introduced to ordered pairs, and the x and y axis.
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Worksheet
Curated OER

Shape Matching Worksheet - Black and White

For Students K - 1st
In this geometry learning exercise, learners draw a line from each geometric shape shown on the left to the matching shape on the right side of the page. They work with plane figures such as a triangle, an oval, a rectangle, and a hexagon.
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Worksheet
Curated OER

Quiz: Translations and Vectors

For Students 7th - 9th
In this translation and vector activity, learners graph and label translations of polygons and points. Translation instructions are given as ordered pairs, as well as in written words. This one-page activity contains ten problems.
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Worksheet
Curated OER

Shape Matching Worksheet

For Students K - 1st
In this geometry worksheet, students draw a line from each geometric shape shown on the left to the matching shape on the right side of the page. They work with plane figures such as a diamond, a square, a circle, and a triangle.

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