10.8: Chapter Test
Difficulty Level: At Grade
Created by: CK12
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 If the point
Q(5,−2) is rotated90∘ CW about the origin, what are the coordinates of the rotated point? (2, 5)
 (2, –5)
 (–2, –5)
 (–5, 2)
 If the image undergoes the rotation
R90∘ , What is the resulting image?  What is the mapping rule for the dilatation below?

(x,y)→(kx,ky) 
(x,y)→(2x,2y) 
(x,y)→(0.5x,0.5y) 
(x,y)→(x,y)

 What is the notation for the translation below?

R270∘(x,y)=(y,−x) 
R180∘(x,y)=(−x,−y) 
R90∘(x,y)=(−y,x) 
R−90∘(x,y)=(−y,−x)

 What property is not common for all of the transformation types?
 distance
 angle measures
 midpoints
 parallelism
 What are the coordinates of the point
G(−2,−3) that undergoes the composite transformationrx−axis ∘ ry−axis  (2, –3)
 (2, 3)
 (3, –2)
 (–3, –2)
 What are the coordinates of the point
G(6,−2) that undergoes the composite transformationR90∘ ∘ T4,5  (11, 3)
 (2, 6)
 (–16, 11)
 (6, 11)
 What is the notation for the translation below?

T7,3 ∘ R180∘ 
R180∘ ∘ T7,3 
rx−axis ∘ T7,3 
T7,3 ∘ rx−axis

 What is the slope of the line
ST with verticesS(−3,5) andT(4,−4) that undergoes a translation of 4 units to the left and 2 units up?
79 
−79 
−97 
97

 What is the distance of the line
ST with verticesS(−3,5) andT(4,−4) that undergoes a reflection in the liney=−x ? 1.4
 0
 11.4
 –1.3
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Date Created:
Mar 10, 2014
Last Modified:
Jan 14, 2015
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