Dilations Change Length by Scale Factor
Geometry · Flashcards · Recall
GEOMETRY · FLASHCARDS
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QUESTION
What does a scale factor
k
=
0
k=0
k
=
0
do to any segment length under dilation about a center?
QUESTION
What is the scale factor
k
k
k
if a dilation decreases every length by
10
%
10\%
10%
?
QUESTION
What is the scale factor
k
k
k
if a segment is halved in length by a dilation?
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ANSWER
k
=
1
2
k=\frac{1}{2}
k
=
2
1
. Halving means multiplying by
1
2
\frac{1}{2}
2
1
.
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