Name _____________________________________Class ______Date_____
PreAlgebra: Dilations & Finding Scale Factor Worksheet
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"4
"4
"4"6
"6
"4
es of the quadrilateral "6
ABCD. Find the
"6
age A9B9C9D9 after a dilation with the given
Quadrilateral A9B9C9D9 is a dilation of quadrilateral ABCD. Find the
scale factor.A9B9C9D9
Classify each
dilation
as an
enlargement
or aABCD.
reduction.
Quadrilateral
is
a
dilation
of
quadrilateral
Find the
), C(!3, 2), D(!2, !2);
2. A(6, 3), B(0, 6), C(!6, 2), D(!6, !5);
y each dilation1 as
4
5.
scale 3.
factor. Classify
or a reduction.
scale factor 2 4. an
B enlargement
A
7.
Scale Factor is _______ B
113
6
3.
Date
y4
6 B B!
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he4 6
he given
x
y
6
4. B
4
C
A
A!
C4!
x
Similarity
O
"6 "4 "2Transformations
2 4 6
2
B
2"2 !
D!
C
C ! "4 A! "6 A
"4x"2 O
"2
"6 "4 "2 O
2 4 6
"6 D
"2 D !
"4
1
"4
3
6, 3), B(0, 6), C(!6, 2), D(!6, !5);
"6
4
5.
A
A!
8
2
4
6
8
x
B ! 1 A!
2
C
C!
B!
1
4
D!
D
1
A!
2
D!
"6 D
C
C! D
ale factor 12
6. of
A quadrilateral
triangle has coordinates
A(!2,
9D9 is a dilation
ABCD. Find
the !2), B(4, !2), and C(1, 1).
1
1 with scale factor 3.
y
Graph
its imageorA9B9C9
after a dilation
each dilation
as
an
enlargement
a
reduction.
2
8.
Scale
is _______
4
3 Factor
6
Give the coordinates of A9B9C9, and the ratio of the areas of the
4
4. figures
5.
4
A9B9C9
B
Aand ABC.
114
6. A triangle has coordinates A(!2, !2), B(4, !2),B !and C(1, 1).
3 3 9
3
B
Graph its
image
A9B9C9
after
a
dilation
with
scale
factor
4
2
2
2.
x
O
6 "4 "2
4 6
2Give
!
C Careas
the coordinates of A9B9C9, and Athe
ratio
of the
of the
A
!
"2
y
A
A!
x
figures 8A9B9C9
D
6 and ABC.
4 6"4
2
1 A!
4 B!
"6
2
C
CD. Find the
yO
"6 "4 "2
1
9.
Scale Factor is _______
reduction.
6"2
5.
4
2
D!
C! D
x
2 4 6
9
4
D!
112
4"4
"6!2), and C(1, 1).
oordinates A(!2, !2), B(4,
B!
2
A9B9C9 after a dilation with scale
factor 32.
B
x of the
Practice
nates of A9B9C9,
and theAOratio of the
Careas
!6
C
"6 "4
4
"2
2
A!
and ABC.
"2
D!
D
3 3
2 2
3 3"4 9
2 2 4
"6
D
D!
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