Geometry Ch 12 Review Jeopardy
DefinitionsName the
transformation Transform it! Potpourri
Q $200
Q $400
Q $600
Q $800
Q $1000
Q $200 Q $200Q $200 Q $200
Q $400 Q $400 Q $400 Q $400
Q $600 Q $600 Q $600 Q $600
Q $800 Q $800 Q $800 Q $800
Q $1000 Q $1000 Q $1000 Q $1000
Final Jeopardy
Know the Rules!
$200 Question Definitions
Definition of Translation
$200 Answer Definitions
A transformation where all points are moved the same distance in the
same direction
$400 Question Definitions
Define Isometry
$400 Answer Definitions
A transformation that does not change the size or shape of a
figure
$600 Question Definitions
Define Image
$600 Answer Definitions
The figure that is transformed.
$800 Question Definitions
What is the definition of Glide reflection?
$800 Answer Definitions
A composite transformation of translation and reflection
$1000 Question Definitions
What is the definition the order of rotation?
$1000 Answer Definitions
The number of times the figure coincides with itself as
it rotates through 360o
$200 Question Name the Transformation
$200 Answer Name the Transformation
Rotation
$400 Question Name the Transformation
$400 Answer Name the Transformation
Translation
$600 Question Name the Transformation
$600 Answer Name the Transformation
Dilation
$800 Question Name the Transformation
$800 Answer Name the Transformation
Reflection
$1000 Question Name the Transformation
$1000 Answer Name the Transformation
Glide Reflection
$200 Question Transform It!
Point A is at (4, -5).Find A’ after a translationalong the vector <-6, 4>.
$200 Answer Transform It!
(-2, -1)
$400 Question Transform It!
Point A is at (-7, 1).Find A’ after a reflection
across the line y = x.
$400 Answer Transform It!
(1, -7)
$600 Question Transform It!
Point A is at (8, -2).Find A’ after a rotation by 90°
counterclockwiseabout the origin.
$600 Answer Transform It!
(2, 8)
$800 Question Transform It!
Point A is at (3, -6).Find A’ after a dilation of -1/3
about the origin.
$800 Answer Transform It!
(-1, 2)
$1000 Question Transform It!
Point A is at (3, -6).Find A’ after a reflection over
the line y = -x and then a translation along the vector
<-4, -4>.
$1000 Answer Transform It!
(2, -7)
$200 Question Know the Rules!
The rule for this transformation is (x, y) → (-x, y)
$200 Answer Know the Rules!
Reflection over y-axis
$400 Question Know the Rules!
The rule for this transformation is (x, y) → (y, -x)
$400 Answer Know the Rules!
90° clockwise rotation OR 270° counterclockwise rotation about the origin
$600 Question Know the Rules!
The rule for this transformation is (x, y) → (-y, -x)
$600 Answer Know the Rules!
Reflection over y = -x
$800 Question Know the Rules!
Write the rule you would use to find the image
coordinates of (x, y) under a translation of 2 units right
and 1 unit down.
$800 Answer Know the Rules!
The rule for this transformation is
(x, y) → (x + 2, y – 1)
$1000 Question Know the Rules!
Write the rule you would use to find the image coordinates of (x, y) under a dilation with scale factor = -1 followed by
180° rotation about the origin.
$1000 Answer Know the Rules!
The rule for this transformation is (x, y) → (x, y)
$200 Question Potpourri
Does the figure have line symmetry? If so, draw all lines of
symmetry.
$200 Answer Potpourri
Yes, 2 lines of symmetry.
$400 Question Potpourri
Does the figure have rotational symmetry? If so, give the angle of rotational symmetry and the order
of symmetry.
$400 Answer Potpourri
Yes, Angle of rotation = 72°,
Order = 5
$600 Question Potpourri
A translation can be interpreted as successive
reflections across two lines. Tell what relationship the lines must have for this to be true.
$600 Answer Potpourri
They must be parallel
$800 Question Potpourri
The pre-image is (10, -8), the image is
(2, -4). What is the translation vector?
$800 Answer Potpourri
<-8, 4>
$1000 Question Potpourri
What is the scale factor of a dilation centered at the origin that maps A(5, -6)
to A’(-15.5, 18.6)?
$1000 Answer Potpourri
k = -3.1
Final Jeopardy
A hiker walks 2 miles east and then 1 mile north, then hikes 4 miles east and sets
up camp. What vector describes their hike from their starting position to
their camp?