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Elina [12.6K]
3 years ago
10

Determine the scale factor of the dilation, if OA = 7 and OA' = 21.

Mathematics
1 answer:
AURORKA [14]3 years ago
7 0

Answer:

i think its 3

Step-by-step explanation:

21/7=3

The second figure OA' divided by first figure OA = 21/7=3

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