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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 plan, learners 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

Similarity and Dilations - Discover Properties of Similar Figures

For Teachers 9th - 12th Standards
Learners investigate properties of similar figures. In this properties of similar figures lesson, pupils construct similar figures using Cabri Jr. They dilate their figure to create a similar one, and discuss the relationships between...
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Interactive
Scholastic

Study Jams! Congruent Figures

For Students 4th - 7th Standards
There is more to congruency than just looking similar. Learn the difference and calculate the matching angles and sides to prove the congruence between figures. Lesson has step-by-step slides and follows with an assessment. 
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Worksheet
Curated OER

Transforming Congruent Figures: Pretest

For Students 7th - 9th
Use this geometry worksheet to have learners answer ten multiple choice questions based on their knowledge of transforming congruent figures.
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Worksheet
Curated OER

Congruent Shapes

For Students K - 1st Standards
Which of these shapes is congruent? Young geometers examine five familiar shapes: triangle, oval, rectangle, triangle, and circle. Each is followed by a set of shapes, of which one is congruent. They circle the congruent shape. Consider...
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Lesson Plan
Virginia Department of Education

3-D Figures

For Students 8th Standards
Scholars construct three-dimensional figures to study dimension and side views. Learners build models using linking cubes to match views of different sides. After practicing with models, they attempt to match three-dimensional drawings...
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Lesson Plan
West Contra Costa Unified School District

Congruent and Similar Polygons

For Teachers 9th - 12th
What's similar about congruent and similar polygons? Young mathematicians first measure the side lengths and angles of given figures. They use these measurements to determine relationships between side lengths and angles of congruent and...
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Interactive
Scholastic

Study Jams! Area of Irregular Figures

For Students 5th - 8th Standards
Painting an irregular figure can be tricky if we don't know the exact area. This interactive presentation reveals that irregular figures can be broken into smaller, simple figures that use the area formulas. Go through two examples,...
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Worksheet
Super Teacher Worksheets

Solid Figures

For Students K - 5th Standards
In the hustle and bustle of everyday life it's easy to forget that geometric shapes are everywhere in the world around us. As they complete this shape identification worksheet, young mathematicians realize that many common real-life...
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Interactive
CK-12 Foundation

Properties of Congruence: Congruent Figures

For Students 9th - 11th Standards
No two resources are exactly the same, but polygons can be. Scholars match congruent figures by dragging them together in an interactive. They answer some challenge questions that justify their matches.
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Interactive
1
1
Scholastic

Study Jams! Solid Figures

For Students 5th - 7th Standards
Figure out the correct name for different three-dimensional shapes by watching the presentation on solid figures. Go through the main figures and read about the characteristics of each. Finish the topic with a multiple choice online...
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Worksheet
Curated OER

Congruent Figures - Reteach 17.16

For Students 5th - 8th
In this congruent figures worksheet, students answer 6 fill in the blank questions where they examine a pair of figures and determine if the figures in each pair are congruent or not congruent.
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Lesson Plan
Curated OER

Finding Volume of Similar Figures

For Teachers 5th - 8th
Upper elementary and middle schoolers examine the Volumes of Similar Figures. They investigate the relationship between corresponding sides and evaluate the volume of similar figures. Pupils record their findings on various activity...
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Worksheet
Curated OER

Identifying Three-Dimensional Figures (2)

For Students 5th - 8th
In this three dimensional figures review worksheet, students use their math skills to identify the 10 three dimensional figures pictured on the sheet.
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Interactive
Curated OER

Transforming Congruent Figures: Post Test

For Students 6th - 8th
In this transformations worksheet, learners complete multiple choice questions about the transformations of congruent figures. They complete 10 problems.
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Lesson Plan
Curated OER

Lesson 9-3 Practice A: Composite Figures

For Teachers 8th - 12th
For this composite figures worksheet, students solve twelve short answer problems. Students find the area of figures composed of various polygons given a sketch of the figure with side lengths labeled.
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Lesson Plan
Curated OER

Marshmallow Figures

For Teachers 4th - 6th
Students enjoy making 3-D figures while learning about rectangular prisms, pyramids, vertices, edges, and faces. After a lecture/demo, students use marshmallows, toothpicks and a worksheet imbedded in this lesson to create 3 dimensional...
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Worksheet
Curated OER

Geometric Shapes and Figures

For Students 4th - 8th
Are your mathematicians figuring out the difference between shapes and figures? Using a simple, visual identification activity, students analyze 2 shapes and 2 figures, answering 4 questions about each. Learners determine their...
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Worksheet
Curated OER

Perimeter and Area of Complex Figures

For Students 4th - 6th
In this perimeter and area worksheet, students solve 6 word problems where they must determine the perimeter or area of complex figures. Diagrams are provided and real world applications like gardens and carpeting are used in the problems.
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Worksheet
Curated OER

Names of Geometric Figures

For Students 10th - 11th
Use this geometry figures worksheet to have learners enter the names of ten geometric figures, one letter per box, so that the boxes with connecting lines have matching letters. Answers are provided at the bottom of the page.
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Lesson Plan
Curated OER

Geometric Figures and Applications

For Teachers 9th - 12th
High schoolers study geometric figures. They use graph paper or Geometer's Sketchpad to construct and decorate geometric shapes, and also create a 3-D polygon using construction paper and a given template.
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Lesson Plan
Virginia Department of Education

Similar Figures

For Teachers 7th
How similar do figures have to be to be similar figures? Individuals learn to identify similar figures by verifying that angles are congruent and sides are proportional. Additionally, they match the corresponding parts of similar figures.
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Lesson Plan
Willow Tree

Ratios and Proportions with Congruent and Similar Polygons

For Students 8th - 11th Standards
Investigate how similar and congruent figures compare. Learners understand congruent figures have congruent sides and angles, but similar figures only have congruent angles — their sides are proportional. After learning the...
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Lesson Plan
1
1
Illustrative Mathematics

3-D Shape Sort

For Teachers K - 2nd Standards
From the apple on your desk and the coffee cup in your hand, to the cabinets along the classroom wall, basic three-dimensional shapes are found everywhere in the world around us. Introduce young mathematicians to the these common figures...

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