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现在参加这个测试
Dilations
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of 3
to dilate trapezoid KLMN
K
L
L (0, 2)
M
N
L' (    ,    )
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of 3
to dilate trapezoid KLMN
K
L
M (3, 2) → M' (    ,    )
M
N
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of 3
to dilate trapezoid KLMN
K
L
N (3, -1) → N' (    ,    )
M
N
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of 3
to dilate trapezoid KLMN
K
L
K (-2, -1) → K' (    ,    )
M
N
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of ½
to dilate figure EFGH.
E (0, 0) → E' (    ,    )
E
H
G
F
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of ½
to dilate figure EFGH.
F (10, 0) → F' (    ,    )
E
H
G
F
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of ½
to dilate figure EFGH.
G (10, 6) → G' (    ,    )
E
H
G
F
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
Use a scale factor of ½
to dilate figure EFGH.
H (0, 6) → H' (    ,    )
E
H
G
F
3 in
D
F
E
9 in
D'
F'
Find the scale factor:
(reduce)
ORIGINAL
IMAGE
E'
=
2
-2
4
-4
6
-6
2
-2
4
-4
6
-6
8
-8
10
-10
ORIGINAL
IMAGE
Find the scale factor:
(reduce)
=
T
V
V'
T'
R'
S'
R
S
Find the scale factor:
Δ PSU is a dilation of Δ RST.
8
½
16
2
R
8
P
8
S
U
T
参加了这次测试的学生也参加了 :
Area of triangles and paralleograms
Circle Review
Surface Area of Prisms
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