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Worksheetsrevison geometry prep 1 second term
Total questions: 21
Worksheet time: 16mins
Rotation Rules (clockwise):
90o rotation: (x, y)→(y, -x)
What are the coordinates for A' after a 90⁰ rotation clockwise?
(1, 3)
(3, 1)
(3, -1)
(1, -3)
Rotation Rules (clockwise):
180o rotation: (x, y)→(-x, -y)
What are the coordinates of C' after a rotation of 180° clockwise?
(-3, -1)
(3,1)
(1,3)
(-1, -3)
Rotation Rules (clockwise):
270o rotation: (x, y)→(-y, x)
What are the coordinates of B' after a 270° clockwise?
(4, 4)
(4, -4)
(-3, 4)
(-4, 4)
A counterclockwise rotation of 90° is equivalent to how many degrees of rotation clockwise?
90°
180°
270°
360°
What type of transformation is this?
Rotation
Reflection
Translation
Enlargement
What is the image of M (11, −4) using the translation (x, y)-->(x – 17, y + 2)?
M’ (−6, −2)
M’ (6, 2)
M’ (−11, 4)
M’ (−4, 11)
A triangle has vertices at
A (−3, −1), B (−6, −5), C (−1, −4).
Which transformations would produce an image with vertices A’ (3, −1), B’ (6, −5), C’ (1, −4)?
A reflection over the x − axis
A reflection over the y − axis
A rotation 90° counterclockwise
A rotation 90° clockwise
50° , 95°50\degree\ ,\ \ 95\degree
50° , 95°
65° , 80°65\degree\ ,\ 80\degree
65° , 80°
50° , 85°50\degree\ ,\ \ 85\degree
50° , 85°
65°, 100°65\degree,\ 100\degree
65°, 100°
A
B
C
D
