Lesson Plan
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Curated OER

Reflecting Reflections

For Teachers 7th - 9th Standards
A triangle rests in quadrant two, from which your class members must draw reflections, both over x=2 and x=-2. This focused exercise strengthens students' skills when it comes to reflection on the coordinate plane.
Handout
Charleston School District

Constructing Reflections

For Students 8th Standards
An informative video and handout provide the basic information needed to reflect any pre-image across either of the axes on the coordinate plane. The printed resource provides a preview of reflecting across lines other than an axis....
Lesson Plan
Curated OER

Geometry: Translations and Reflections

For Teachers 7th - 9th Standards
Group work and participation is used to perform a specified translation or reflection. In this geometrical translation lesson plan, small groups of pupils are each given a shape to plot on a coordinate grid. Each shape is then translated...
Worksheet
Kuta Software

Reflections of Shapes

For Students 7th - 10th Standards
In this reflection of shapes worksheet, learners graph images on a coordinate plane. They reflect the image and sketch it on the graph. They write a rule to describe the transformation. This four-page worksheet contains 14 problems....
Lesson Plan
Math by Design

Transformations – Reflections

For Teachers 7th - 8th Standards
Scholars use interactive resources to figure out how to mathematically draw a reflection of a geometric shape viewed in a mirror. To conclude the activity, class members are asked to deduce the result of multiple reflections across...
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...
Lesson Plan
EngageNY

Representing Reflections with Transformations

For Teachers 11th - 12th Standards
In the 16th lesson in the series of 32 the class uses the concept of complex multiplication to build a transformation in order to reflect across a given line in the complex plane. The lesson breaks the process of reflecting across a line...
Lesson Plan
California Mathematics Project

Reflections

For Students 8th - 10th Standards
Reflections are the geometric mirror. Pupils explore this concept as they discover the properties of reflections. They focus on the coordinates of the reflections and look for patterns. This is the third lesson in a seven-part series.
Lesson Plan
EngageNY

Symmetry in the Coordinate Plane

For Students 6th Standards
The 17th installment of a 21-part module investigates symmetry in the coordinate plane. After plotting several examples, scholars develop a rule for the coordinates of a point after reflecting over the x-axis, the y-axis, or both.
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.
Lesson Plan
Curated OER

Triangle Congruence with Coordinate

For Teachers 7th - 9th Standards
Two triangles are displayed on a coordinate plane. Youngsters apply a reflection and a translation to demonstrate their congruence. This exercise makes a terrific tool for teaching these concepts, or a way to assess learning.
Instructional Video20:52
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Flipped Math

Reflections

For Students 9th - 12th Standards
Take some time to reflect on graphing. Learners count a point's distance from the line of reflection to create reflections of geometric figures. Given the rules for four basic lines of reflections, pupils determine the points to create...
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.
Lesson Plan
Curated OER

Translations, Reflections and Rotations

For Teachers 5th
Fifth graders use the Internet to learn about translations, reflections and rotations. Students access the Transmographer program on the Internet, where they practice what they have learned. Students also complete a worksheet.
Worksheet
Curated OER

Naming Points on the Coordinate Plane

For Students 6th - 8th
In this naming points on the coordinate plane worksheet, students name 6 coordinates off of 6 graphs.  Students name the x and y-coordinates of 6 different points in all four quadrants.
Worksheet
Curated OER

Geometry Coordinates

For Students 6th - 8th
In this geometry coordinates worksheet, students plot given ordered pairs. This one-page worksheet contains 6 problems.
PPT
Curated OER

Visualizing and Naming Polygons

For Teachers 5th - 6th
A really useful resource contains 116 slides covering basic geometric concepts related to 2-D or plane shapes. Shape properties, translations, reflections, congruence, symmetry, and grid work are all laid out in a comprehensive and...
Workbook
Math Sphere

Co-Ordinates

For Students 5th - 8th Standards
Challenge young mathematicians' understanding of the coordinate plane with this series of skills practice worksheets. Offering 10 different exercises that involve identifying ordered pairs,...
Lesson Plan
Curated OER

Point Comparisons

For Teachers 7th - 9th Standards
Young geometers investigate two-dimensional figures using coordinate grids. They identify polygons and draw examples of their reflection, rotation, and translation on a coordinate grid. And they complete a worksheet practicing examples...
Lesson Plan
Curated OER

Point Reflection

For Teachers 7th - 9th Standards
Use this task as an exit ticket for your eight graders during the geometry unit. All they need to do is identify the coordinates of a point reflected over y=2000. 
Interactive
New Mexico State University

Game Over Gopher

For Students 5th - 7th Standards
Coordinate an attack on hungry gophers. Scholars play a game that relies on placing objects on the coordinate plane to stop gophers from eating a carrot. As the game levels increase, learners encounter different scales and the need to...
Lesson Plan
Virginia Department of Education

Translation and Reflection

For Teachers 7th Standards
Bring about the change you want to see in the world  or at least in your lesson plans. Young mathematicians learn about translation and reflections by applying them to polygons on the coordinate plane. Results provide data to...
Lesson Plan
Curated OER

Handy Reflections

For Teachers 6th - 12th Standards
Learners explore reflections on a coordinate plane in this lesson. They trace their hand on a grid, determine the coordinates of each point, and create a scatter plot of their points. Pupils use this information to investigate aspect...
Lesson Plan
Curated OER

Properties of Reflections

For Teachers 9th - 10th
Students perform transformation on their polygons. In this geometry lesson, students identify the correct transformation of each shape. They move the polygons around on a coordinate plane. There are extension and homework activities...