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Worksheet
Curated OER

Reflective Symmetry 2

For Students 4th - 5th
In this math worksheet, students explore reflective symmetry by completing 15 problems. Students examine a figure which is drawn on a dot grid and draw a reflection of each. There is one example already completed.
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Worksheet
Curated OER

Reflective Symmetry 1

For Students 4th - 5th
In this math worksheet, students investigate reflections of geometric shapes by completing 15 problems. Students analyze a picture of a geometric figure drawn on a dot grid and draw the reflection.
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Lesson Plan
Curated OER

Exploring Symmetry

For Teachers 4th - 5th
Young scholars use a software program to create artwork and to manipulate images to study mirror and rotational symmetry. They take pictures of items in their environment in which they identify symmetry.
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Lesson Plan
Curated OER

Mirror Symmetry/Mirror Images

For Teachers 5th - 6th
Students explore lines of symmetry in geometric shapes. In this geometry lesson, students construct angles using mirrors and rubberbands, then predict the number of images that will appear in the reflection. Students reproduce lines of...
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Lesson Plan
Curated OER

Reflections

For Teachers 10th
Tenth graders perform reflections on different geometric shapes. In this geometry worksheet,students define the concept of geometric reflections and find the coordinates of the reflection on a coordinate grid.
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Lesson Plan
Curated OER

Identifying Lines of Symmetry and Creating Reflections over a Line

For Teachers 6th - 8th
Fifth graders review the concept of a line of symmetry by using pieces of paper that have pictures such as, letters of the alphabet, polygons, and designs made from polygons in order to determine if they have symmetry. The fine, two-hour...
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Lesson Plan
Curated OER

Reflections in the Plane

For Teachers 9th - 12th Standards
Have your class explore the concept of reflections as they use Cabri Jr. to construct a triangle and reflect it over a line. Learners reflect shapes across the coordinate plane and across the lines y = x and y = -x.
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Lesson Plan
Curated OER

Aloha Symmetry

For Teachers 1st - 2nd
Young scholars create handcrafted paper Hawaiian quilt squares. They do this to show the concept of symmetry across two lines of reflection.
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Lesson Plan
Curated OER

Symmetry of the Addition Table

For Teachers 1st - 3rd Standards
Help your class discover the commutative property of addition with this exploration of the addition table. By folding and coloring the table, a symmetry is found that directs students to an understanding of this crucial mathematical...
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Lesson Plan
Curated OER

Symmetry in Butterflies

For Teachers 2nd - 3rd
Students create a butterfly displaying a mirror image of itself to show that it is symmetrical. In this symmetry lesson plan, students go over symmetry in different shapes and identify patterns in butterflies.
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PPT
Curated OER

Symmetrical Patterns

For Teachers 1st - 3rd
The class thinks about symmetry and patterns. They view several symmetrical patterns represented as dots with a mirror in between. They discuss which images are symmetrical and which are not, then color in dots to complete a few...
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Lesson Plan
Curated OER

Dihedral Figures

For Teachers 6th - 12th
Middle and high schoolers perform transformations. In this web based lesson, young scholars explore dihedral figures. They use the web tools to translate, rotate, and reflect figures. Pupils identify lines of symmetry.
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Lesson Plan
Curated OER

Reflections

For Teachers 9th - 12th Standards
Learners explore reflection of polygons on a coordinate plane. They examine the relationships that exist between corresponding points and sides. 
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Lesson Plan
Curated OER

Symmetry with Shapes

For Teachers 3rd - 6th
Students analyze a symmetrical stamp design with an equal balance of light and dark to create a pattern in succession. In this shape design lesson, students review concepts of sign, symbol and language across cultures. Students analyze...
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Worksheet
Curated OER

Geometry Exam

For Students 6th - 10th
In this reflections and symmetry worksheet, students draw lines of symmetry in shapes and patterns and reflect letters over lines in graphs. Students complete 20 problems.
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Lesson Plan
Curated OER

Reflections and Equilateral Triangles

For Teachers 9th - 10th Standards
Your learners collaboratively find the lines of symmetry in an equilateral triangle using rigid transformations and symmetry. Through congruence proofs they show that they understand congruence in terms of rigid motions as they prove...
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Lesson Plan
Curated OER

Reflections and Equilateral Triangles II

For Teachers 9th - 10th Standards
Given the lines of symmetry in an equilateral triangle, your learners find where the pre-image vertices are mapped onto the new image. They explore the properties of equilateral triangles, the impact of reflections, and the idea that the...
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Lesson Plan
Curated OER

Symmetries of a Quadrilateral I

For Teachers 9th - 10th Standards
Learners examine the properties of quadrilaterals from the point of view of rigid motion. Different types of quadrilaterals are characterized by their symmetries, so learners explore the symmetries of a described quadrilateral to...
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Lesson Plan
Curated OER

Symmetries of a Quadrilateral II

For Teachers 9th - 10th Standards
Learners investigate the symmetries of a convex quadrilateral in a collaborative activity. Rigid motion and complements are explored as learners analyze different cases of reflections across a line.
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Unit Plan
Curated OER

Transformations in the Coordinate Plane

For Teachers 9th - 12th Standards
Your learners connect the new concepts of transformations in the coordinate plane to their previous knowledge using the solid vocabulary development in this unit. Like a foreign language, mathematics has its own set of vocabulary terms...
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Lesson Plan
Curated OER

The Geometry of Indigenous Art

For Teachers 6th - 8th
Learners examine the concepts of symmetry, rotations, reflections, translation, dialations, and tessellations and apply them to indigenous art. They also do Internet research and create artwork (painting, pottery, computer graphic design).
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Unit Plan
Radford University

Google Earth Trip

For Teachers 9th - 12th Standards
A trip around the world sounds nice, but for now we'll just have to make do with Google Earth. Pupils use pictures of landmarks to apply geometry concepts. They determine whether each building has bilateral or rotational symmetry, search...
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Lesson Plan
Curated OER

Lines of Symmetry

For Teachers 4th
Fourth graders identify lines of symmetry using reflections and then construct figures that have one or more lines of symmetry. In this symmetry lesson plan, 4th graders use sets of shapes, pattern blocks, a mirror, and more.
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Lesson Plan
Curated OER

Reflections

For Teachers 9th - 10th
Students investigate the concept of reflectons. They investigate how an image has a reflection that is symmetrical. They also choose household objects in order to have real life application for finding lines of symmetry.