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Triangle DEF is dilated to form triangle D'E'F' with center of dilation at the origin.

Triangle DEF is dilated to form triangle D'E'F' with center of dilation at the origin-example-1
User Stanni
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1 Answer

13 votes
13 votes

Answer:
3

Explanation:

The rule for dilating a figure by a scale factor of
k centered at the origin is
(x,y) \to (kx, ky).

Using the coordinates of
D and
D', we see that
k=3.

User Narayan Singh
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2.9k points