Questions and Answers
Which type of line of symmetry does the figure have?
Select each type of line of symmetry that the following figure has, if any.
Which type of line of symmetry does the figure have?
Which type of line of symmetry does the figure have?
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Which type of line of symmetry does the figure have?
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Select each type of line of symmetry that the following figure has, if any. [Hint: A capital letter 'O' is an oval, not a circle.]
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A figure with line symmetry _____
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Which of the lists of letters all have line symmetry?
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If a figure can be divided into two equal parts, then the figure has line symmetry.
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What is the equation for the line of symmetry in this figure?
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What is the equation for the line of symmetry in this figure?
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What is the equation for the line of symmetry in this figure?
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When looking for rotational symmetry, do not consider a full turn of the figure.
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This figure has rotational symmetry.
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This figure has rotational symmetry.
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This figure has rotational symmetry.
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Which of the lists of letters all have rotational symmetry?
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Which shape does not have rotational symmetry?
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A figure cannot have both line symmetry and rotational symmetry.
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Study Notes
Lines of Symmetry
- Horizontal Symmetry: A figure that can be folded horizontally that shows matching halves.
- Vertical Symmetry: A figure exhibiting symmetry around a vertical line, resulting in matching left and right halves.
- Diagonal Symmetry: A figure can also have symmetry across a diagonal line.
Types of Figures and Symmetry
- Some shapes may have no lines of symmetry at all.
- Figures can possess multiple types of symmetry including both vertical and horizontal.
Figure Classification
- Letters such as A, B, C, D may have line symmetry depending on their shapes.
- N, O, S, Z are examples of letters that can exhibit rotational symmetry.
Conditions for Symmetry
- A figure that can be divided into two equal parts has line symmetry; this is a true statement.
- Having a line of symmetry does not preclude a figure from having rotational symmetry as well.
Equations for Lines of Symmetry
- Equations like y = 3, x = -1, and x = 0 represent specific lines of symmetry in various figures.
True/False Concepts
- It is incorrect to claim a figure cannot have both line symmetry and rotational symmetry; this statement is false.
- Evaluating rotational symmetry does not require considering a complete turn; this aspect is true.
- Certain shapes, such as a trapezoid, do not exhibit rotational symmetry.
Summary of Symmetry
- Symmetry in geometry is classified into line symmetry and rotational symmetry with specific attributes for different figures.
- Understanding the conditions and equations related to symmetry is crucial in geometry.
Studying That Suits You
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Description
Test your knowledge on lines of symmetry with these flashcards. Each card provides a word related to symmetry, prompting you to identify the type of line of symmetry within a figure. Perfect for reinforcing concepts in geometry.
