CCSS.MATH.CONTENT.4.G.A.2
Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles.
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Regular and Irregular Polygons
Use this teacher-created resource for teaching about regular and irregular polygons.
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Parallel and Perpendicular Lines PPT — Teaching Slides
Download this parallel and perpendicular lines PPT to engage your students as you teach them about different line types!
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Parallel and Perpendicular Lines Activity — Escape Room
Engage your students with this parallel and perpendicular lines activity that encourages cooperation and problem solving to escape!
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Identifying Parallel and Perpendicular Lines in Shapes Worksheet Pack
Present this parallel and perpendicular lines in shapes worksheet pack to your students to give them practice identifying attributes of 2D shapes.
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Perpendicular and Parallel Lines Activity — Board Game
Play this perpendicular and parallel lines activity with your students to give them practice identifying line types in a variety of settings.
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Drawing Parallel Lines and Perpendicular Lines Worksheet Set
Utilize this drawing parallel lines and perpendicular lines worksheet set to give your students practice drawing line types on their own and on 2D shapes.
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2D and 3D Shapes Crossword with Solution
A crossword with clues for both 2D and 3D shapes.
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Parallel and Perpendicular Lines in 2D Shapes Sorting Activity
Identify parallel and perpendicular lines in 2D shapes in this engaging sorting activity!
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Types of Triangles Interactive Math Game
Explore the properties of acute, right and obtuse triangles with this interactive space adventure!
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Classifying Triangles (By Angles) – 4th Grade Math Worksheets
Practice classifying and sorting triangles based on their internal angles with this set of 3 worksheets.
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2D Shapes Poster
Use this colorful poster with a collection of 2D shapes in your math classroom.
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2-D Shapes and Their Attributes - Interactive PowerPoint
Practice identifying the attributes of different 2D shapes with this 90-slide interactive PowerPoint.
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2D and 3D Shape Flashcards
Explore 2D shapes and 3D objects with this set of 20 full-page flashcards.
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Interior Angles of Shapes Interactive Game
Explore the interior angles of regular polygons with this detective-themed interactive maths activity.
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Interior Angles of Shapes – Differentiated Mazes
Explore the interior angles of regular shapes with this differentiated, maze-inspired worksheet.
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Interior Angles of Shapes Teaching Slides
Explore the interior angles of common two-dimensional shapes with this comprehensive set of teaching slides.
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Interior Angles of Shapes Sorting Activity
Play this sorting game when learning about the interior angles of common two-dimensional shapes.
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Classifying Triangles (By Angles) – 4th Grade Math Activity
Play this sorting game when learning how to classify triangles according to their internal angles.
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Draw a Town with 2D Shapes
An interactive and evolving resource where students draw 2D shapes incrementally to create a town 3D map.
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Shapes and Symmetry - Worksheet
Monitor and assess your students' understanding of 2D shapes and their properties with this 2-page worksheet.
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2-D Shapes – Poster
2-D shapes and their names on one poster.
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2-D Shapes with Information - Poster
A 2-D shapes poster with 16 common shapes, as well as information characterizing each shape.
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2-D Shape Bingo
Engage your students while consolidate learning about 2D shapes, their names and properties with 2D Shape Bingo!