Transformation
Translations
Reflections
Rotations
Fun Facts
100
A __________ is a change in the size, shape, position or orientation of a figure.
Transformation
100
A 'slide' is considered which of the following transformations:
a) translation
b) reflection
translation
100
True or false, after you reflect a figure, the sides will have different lengths.
False
100
A ______ or turn, is a transformation in which a figure is rotated abut a point.
rotation
100
What sequence of transformations could map ∆ABC onto its image ∆A''B''C''?
a reflection followed by a translation
200
BONUS 200 POINTS
BONUS 200 POINTS
200
True or false, the above demonstrates a translation.
False
200
What axis does the following reflect over (x or y)?
Y axis
200
The point on which a figure rotates is called the _______ ___ ___________.
Center of Rotation
200
Which answer shows a reflection across the y-axis?
D
300
Your analogue clock reads 12pm. The hour hand rotates 180 degrees. What time is it now?
12:30pm
300
Describe the location of the blue figure relative to the location of the red figure.
6 units right and 3 units down
300
In terms of reflection, what axis does the following point reflect.
(4, 7) to (-4, 7)
Y - axis
300
The number of degrees a figure rotates is called
the ___________ ____ ____________.
Angle of rotation
300
Which of the following describes the sequence of transformations shown?
Translate up and then rotate 90 degrees about the origin.
400
Which axis does each of these translations occur on?
Translating a figure 2 units to the right and 3 units down.
Translating a figure 2 units to the right: x-axis
3 units down - y-axis
400
Your friend translated point (5,4) one unit to the left and four units up. Your friend said the translated point is (4,0).
Is your friend correct?
No. The correct answer is (4,8)
400
In terms of reflection, which axis does the following point reflect over?
(4,7) to (4, -7)
X - axis
400
A
400
Choose the correct transformations
A. rotate 90 degrees counter-clockwise around the origin, and then reflect over the x-axis
B. right 1, down 4, and then reflection over the y-axis
C. right 6, and then reflection over the x-axis
D. reflection over the line y=x, and then translate up 4, right 2
A
500
Which figures show a translation?
Figure A.
500
A school of fish translates from point F to point D. Algebraically describe the translation of the fish.
x=5, y=1
500
Which of the above demonstrates a reflection?
Figure 2.
(Figure 1 is a slide - a translation.)
500
Tell whether the blue figure is a rotation of the red figure about the origin. If so, give the angle and direction.
Yes; 180 degrees clockwise or counter-clockwise.
500
Quadrilateral HIJK is rotated 180 degrees to form quadrilateral H'I'J'K'. Which statement is true?
A. HIJK is not congruent to H'I'J'K
B. The sum of the angles of HIJK is 180 degrees more than H'I'J'K'
C. The angle measure of H is equal to the angle measure of H'
D. The angle measurements of HIJK are not equal to the corresponding angle measurements of H'I'J'K'
C