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Lines of Symmetry




 


Videos to help Grade 4 students learn how to recognize lines of symmetry for given two-dimensional figures; identify line-symmetric figures and draw lines of symmetry.

Common Core Standards: 4.MD.7

Related Topics:
Lesson Plans and Worksheets for Grade 4

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 4

Common Core For Grade 4

New York State Common Core Math Module 4, Grade 4, Lesson 12


Lesson 12 Concept Development

Problem 1: Recognize folded symmetry.
Problem 2: Identify lines of symmetry in familiar figures.
Problem 3: Draw lines of symmetry.

Problem Set
1. Circle the figures that have a correct line of symmetry drawn.

2. Find and draw all lines of symmetry for the following figures. Write the number of lines of symmetry that you found in the blank underneath the shape.

3. Half of each figure below has been drawn. Use the line of symmetry, represented by the dashed line, to complete each figure.

4. The figure below is a circle. How many lines of symmetry does the figure have? Explain.

NYS Math Module 4 Grade 4 Lesson 12 Problem Set

2. Find and draw all lines of symmetry for the following figures. Write the number of lines of symmetry that you found in the blank underneath the shape.




3. Half of each figure below has been drawn. Use the line of symmetry, represented by the dashed line, to complete each figure.



 

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