1.
If
AB
= 6, find the measure of the dilation image of
for a dilation with scale factor -3.
A.
3
B.
9
C.
18
D.
-6
Hint
2.
A dilation with center
C
and a scale factor
k
maps
A
onto
D
and
B
onto
E
. If
AB
= 4 and
DE
= 10, find |
k
|.
A.
6
B.
C.
D.
Hint
3.
Refer to the figure below. A dilation with center
C
produced the circle in red. What is the scale factor of the dilation?
A.
2
B.
C.
3
D.
1
Hint
4.
A square is reduced by a scale factor of
. The area of the image is how many times the area of the preimage?
A.
B.
4
C.
2
D.
Hint
5.
A dilation with center
C
and a scale factor of k maps L to
M
and
P
to
Q
. If
LP
= 12 and
MQ
= 10, find |
k
|.
A.
B.
-2
C.
D.
Hint