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JulsSmile [24]
4 years ago
9

Segment CD is given with vertices C(a,b) and D(2a,b). Find the length of segment C'D', the image of segment CD after a dilation

with a scale factor of 2.
Mathematics
1 answer:
artcher [175]4 years ago
7 0
The dilation is a scale factor of 2, that is:

C'D' = 2(CD)

the length of CD is given by:
CD = √( (a - 2a)^2 + (b - b)^2 )

<span>CD = √(a^2) = a
</span>
hence the new segment is 2a long.
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