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Quadrilateral Review

For Teachers 8th - 10th
Students identify the properties of quadrilaterals. In this geometry lesson, students investigate the history of quadrilaterals and different types of quadrilaterals. They identify the length and mid-segment of each shape.
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Polygons

For Students 5th - 7th
In this polygon instructional activity, learners draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
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Tessellations

For Students 10th
In this tessellations worksheet, 10th graders solve 6 different types of tessellation problems that includes drawing. First, they define polygon, regular polygon, tessellation, regular tessellation, and semi-regular tessellation. Then,...
Worksheet
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Quadrilateral Explorations

For Students 9th
In this geometry worksheet, 9th graders classify quadrilaterals by using coordinate geometry and the properties of various quadrilaterals. The seven page worksheet contains eleven questions. Answers are...
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How Tall Is That Flag Pole?

For Teachers 6th - 8th
Students examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
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Create Your Save and Rave Box

For Teachers 2nd
Second graders use empty pizza boxes and pattern blocks to create a Save and Rave Box, which is a 3-D portfolio.
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Slope Right Up

For Teachers 6th - 8th
Students use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the lesson plan.
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Getting Familiar with Fractals

For Teachers 9th - 12th
Young scholars use the Internet to answer lab questions about fractals, and then construct fractals using the initial stage and iteration rule. They complete tables and generate rules for the "nth" term and create their own fractals.
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Translations, Reflections, and Rotations

For Teachers 10th
Tenth graders have been introduced to the concepts of translation, reflection, and rotation, and have practiced translating, reflecting, and rotating two-dimensional objects on the coordinate plane.
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The Plane! The Plane!

For Teachers 5th
Fifth graders work with polygons.
Worksheet
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Line Symmetry- Reteaching Worksheet

For Students 4th
In this line symmetry reteaching worksheet, 4th graders determine which letters of the alphabet display a line of symmetry. They compare to lines drawn through 4 letters and circle the one that shows symmetry. They draw one or two lines...
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Angles and Parallel Lines

For Students 8th - 10th
In this geometry worksheet, students identify the interior and exterior angles of parallel lines cut by a transversal. There are 11 questions with an answer key.
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Geometry and Measurement

For Teachers 6th - 8th
Pupils view a right triangle displayed by the teacher. Students measure legs and the interior angles of the triangle. They look for a pattern or relationship between the legs and angles. Pupils use pegboards and string to create more...
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What's Your Design?

For Teachers 6th - 8th
Sixth grade students: design a stained glass window, submitting their initial plan detailing the measurements of all lines and angles. Seventh grade students: create a scale drawing of their own geometric family of four members.
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Geometric Probablitiy: Spinners and Dartboards

For Teachers 8th - 10th
Sstudents explore and analyze the properties of geometric areas.  In this geometry lesson, sstudents use technology to simulate spinners and dartboards in order to fing areas of circles and sectors of circles and compare and...
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Tessellations & Transformations

For Students 10th
In this tessellations and transformations worksheet, 10th graders solve 9 different problems that include various types of tessellations. First, they write examples from history of tessellations and name 3 artists. Then, students define...
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Isosceles Triangles

For Teachers K - 2nd
Learners investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Learners locate the prefix "tri" in a variety of words and make connections with...
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Learning about Shapes with Tangrams and the Net

For Teachers 1st - 5th
Young scholars use tangrams, student literature, and Websites to explore shapes.
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Governor's Garden

For Teachers 9th - 12th
Learners 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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Teachers Zine's TAKS 3rd Grade Daily Upkeep 5

For Teachers 3rd
In this TAKS (Texas Assessment of Knowledge and Skills) daily upkeep worksheet, 3rd graders solve three math problems from Texas objective six. They read story problems and then identify the multiple choice answer that describes the...
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Concurrent Lines in Triangles

For Teachers 9th - 12th
Students explore the concept of concurrent lines in triangles. In this concurrent lines in triangles lesson, students work in groups to investigate properties of concurrent lines in acute, right, and obtuse triangles. Students use a...
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Exploring Volume of Cylinders

For Teachers 10th
Tenth graders investigate the volume of a cylinder.  In this geometry lesson, 10th graders create three-dimensional cylinders and use a ruler to determine the dimensions.  The lesson progresses to the use of the formula to find...
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Reflections

For Teachers 9th - 10th
Students investigate image and pre-image. In this geometry lesson, students identify the reflection and rotation of different shape on a coordinate plane. They identify similarities and differences of image and pre-image of a reflection.
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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.