Translations
Rotations
Reflections
Dilations
Vocabulary
100
Label and state the prime image of A(1, 4) after a translation 4 units up and 5 units left?
A'(-4, 8)
100
When we are rotating by positive degrees, do we move clockwise or counter clockwise?
Counter-clockwise
100
True or False: Reflections preserve size and orientation.
False - orientation is not preserved under a reflection.
100

True or False: A dilation is a change in size.

True - A dilation is a change in size, enlarging or shrinking.

100

What is the definition of a prime image?

Shape after transformation has been performed

200
Translate L(-3, -2) A(0, -1) D(3, -2) 1 unit right and 3 units up.
L'(-2, 1) A'(1, 2) D'(4, 1)
200
True or False: Rotating a figure 90 degrees is NOT the same as rotating a figure -270 degrees.
False - rotating a figure 90 degrees IS the same as rotating a figure -270 degrees.
200
What is the new coordinate point of H(-7, 9) if you reflect it over the x-axis?
H'(-7, -9)
200

What is the new image of G(8, 10) if it undergoes a dilation by a factor of 25?

G'(200, 250)

200
When you rotate an image clockwise, are you rotating by a positive or negative degree?
You are rotating by a negative degree if you are rotating clockwise.
300
What is the translation if the points are going from A(-3, -4), B(-1, -5) to A'(3, -4), B'(5, -4)?
T(x + 6, y)
300
What is the new image of Z(-4, 0) if you rotate it 270 degrees?
Z'(0, 4)
300
What are the points of the new image D(-1, -4) E(2, -4) F (2, 5) after a reflection through the origin?
D'(1, 4) E'(-2, 4) F'(-2, -5)
300

What is the dilation factor if A(-2, 3) mapped to A'(-0.9, 1.35)?

D 0.45

300

What is the difference between an enlargement of a shape and a reduction?

Enlargement is a dilation by a number bigger than 1, Reduction is a dilation by a number between 0 and 1.

400
What is the coordinate point of the pre-image A given that A' is (8, -7) and underwent T(x - 2, y + 3)
A(10, -10)
400

How many degrees was the figure rotated if the new image of P(-4, 2) U(-4, 0) N(0, 3) is P'(4, -2) U'(4, 0) N'(0, -3)?

Rotation of 180 degrees

400

What is the line of reflection is PUN if: P(1, 4) U(1, 0) N (3,0) is mapped at, P' (-1, 4) U'(-1, 0) and N'(-3, 0)?

reflection is over y-axis.

400

D 1/8 of A(-4, -6.2) B(1/2, 1/3) C(-5, -7)? Leave in simplest fraction form!

A(-1/2, -31/40) B'(1/16, 1/24) C'(-5/8, -7/8)

400

What does orientation mean?

Position of your image, correlating to how it is read.

500
What is the new image of A(2, 4) B(3, -6) C( -6, -6) given (x, y) --> (x + 4.5, y - 2.3)?
A'(6.5, 1.7) B'(7.5, -8.3) C'(-1.5, +8.3)
500

What is the pre-image of P'(-2, 2) U'(-1, -2) N'(-3, -3) after a rotating of -180 degrees?

P(2, -2) U(1, 2) N(3, 3)

500

What is the pre-image of P'(4, 0) U'(5, 1) and N'(4, -4) if it underwent a reflection over the y-axis?

P(-4, 0) U(-5, 1) N(-4, -4)

500

What is the original image of P'(-8, -12) U'(-8, 12) N'(12, -8) if it underwent a dilation by 2?

P(-4, -6) U(-4, 6) N(6, -4)

500

What is the action of a translation?

Sliding.

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