Module 3: Mathematical Transformation Flashcards

1
Q

what does a figure have with respect to a given line, if the figure on one side of the line is a mirror image of the other

A

symmetry

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2
Q

divides the figure into 2 congruent (same shape and size) parts

A

line of symmetry

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3
Q

also called a flip. a transformation that creates symmetry on a plane

A

reflection

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4
Q

the line across which you reflect a figure

A

line of reflection

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5
Q

what kind of line of reflection flips across

A

horizontal reflection

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6
Q

what kind of line of reflection flips up/down

A

vertical reflection

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7
Q

a movement is done by sliding a figure from one point to another about a plane

A

translation

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8
Q

a transformation that turns a figure about a fixed point called

A

center or rotation

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9
Q

a figure has _____ if, after a rotation of 180 degrees or less, its image fits precisely on top of the original figure

A

rotational symmetry

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10
Q

an infinite strip with a repeating pattern and all of these patterns have ____

A

frieze pattern/border pattern; translation symmetry

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11
Q

it has the translation symmetry common to all frieze patterns. it is a combination of a translation and a reflection

A

glide reflection symmetry

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