Dilations Change Length by Scale Factor
Geometry · Flashcards · Application
GEOMETRY · FLASHCARDS
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QUESTION
Identify the correct inequality if
k
=
5
6
k=\frac{5}{6}
k
=
6
5
and
L
>
0
L>0
L
>
0
for a dilated segment length
L
′
L'
L
′
.
QUESTION
Identify whether the dilation is an enlargement or reduction if the scale factor is
k
=
11
10
k=\frac{11}{10}
k
=
10
11
.
QUESTION
What is the image length
L
′
L'
L
′
if
L
=
3
5
L=\frac{3}{5}
L
=
5
3
and the scale factor is
k
=
10
3
k=\frac{10}{3}
k
=
3
10
?
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ANSWER
L
′
=
2
L'=2
L
′
=
2
. Using
L
′
=
k
L
L'=kL
L
′
=
k
L
:
L
′
=
3
5
×
10
3
=
2
L'=\frac{3}{5} \times \frac{10}{3}=2
L
′
=
5
3
×
3
10
=
2
.
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