Module 3. Mathematical Transformations Flashcards

1
Q

deals with the idea of motion which a geometric figure undergoes on a plane

A

mathematical transformation

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2
Q

involves moving an object from its original position to a new position

A

mathematical transformation

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3
Q

different types of transformation

A
  1. reflection
  2. translation
  3. rotation
  4. glide reflection symmetry
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4
Q

if the figure on one side of the line is a mirror of the other

A

symmetry

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5
Q

divides the figure into two (2) congruent parts

A

line of symmetry

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6
Q

congruent

A

same shape and size

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7
Q

transformation which creates symmetry on a plane

A

reflection or flip

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8
Q

line across which you reflect a figure

A

line of reflection

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9
Q

when you fold along a line of relflection, the original figure __ with its reflection

A

overlaps

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10
Q

cuts the figure into a top and bottom that are mirror images of each other

A

horizontal line of symmetry

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11
Q

cuts the figure into a left and right that are mirror images of each other

A

vertical line of symmetry

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12
Q

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

A

translation

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13
Q

in a translation transformation, all the points in the object are moved in a __ __ in the __ __

A

straight line
same direction

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14
Q

means that the object and image are facing the same direction

A

same orientation

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15
Q

transformation that turns a figure about a fixed point called the center of rotation

A

rotation

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16
Q

fixed point where the figure in rotation transfromation is turned

A

center of rotation

17
Q

a figure has rotational symmetry if after a rotation of __ or __, its image fits exactly on top of the original figure

A

180° or less

18
Q

infinite strip with a repeating pattern

A

frieze pattern or border pattern

19
Q

all frieze patterns have __ __

A

translation symmetry

20
Q

a horizontal frieze pattern looks the same when slid __ or __

A

left or right

21
Q

combination of a translation and a reflection

A

glide reflection symmetry

22
Q

Hop

A

Translation symmetry only

23
Q

Step

A

Translation & glide reflection symmetry

24
Q

Sidle

A

Translation & vertical reflection symmetry

25
Q

Spinning hop

A

Translation & rotation (by half turn) symmetry

26
Q

Spinning sidle

A

Translation, glide reflection & rotation (by half turn)

27
Q

Jump

A

Translation & horizontal reflection symmetry

28
Q

Spinning jump

A

Translation, horizontal & vertical reflection, and rotation (by half turn)