Transformational Geometry Vocabulary

A change in the size or position of a figure is called a(n) _____.

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CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

The original figure in a transformation is the (a)   .

• Preimage
• Image
• Transformation
• Dilation

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CCSS.HSG.CO.A.2

A figure resulting from a transformation is a(n) (a)   .

• Image
• Preimage
• Transformation
• Dilation

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CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

A movement (slide) of a figure along a straight line is called a(n) _____.

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CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

CCSS.HSG.CO.B.6

A transformation of a figure that flips the figure across a line is called (a)   .

• Reflection
• Translation
• Rotation
• Dilation

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CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

A line that a figure is flipped across to create a mirror image of the original figure.

• Line of Reflection

• Line of Symmetry

• Congruent

• Coordinate Plane

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CCSS.HSG.CO.A.3

CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

A line that divides a figure into two congruent reflected halves.

• Line of Symmetry

• Line of Reflection

• Center of Rotation

• Center of Dilation

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CCSS.8.G.A.1

CCSS.8.G.A.2

A transformation in which a figure is turned about a point is called a(n) (a)   .

• Rotation
• Reflection
• Dilation
• Transformation

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CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

The point about which a figure is rotated.

• Center of Rotation

• Center of Dilation

• Reflection

• Rotation

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CCSS.HSG.CO.A.4

Having the same size and shape; ^≅ (a)   .

• Congruent
• Similar
• Image
• Preimage

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CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8