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Dima020 [189]
3 years ago
14

HELP PLSSS THIS IS HARD SOMEONE

Mathematics
1 answer:
leonid [27]3 years ago
3 0

Answer:

4

Step-by-step explanation:

a scale factor means how much something changes in length, area, or volume. it is somewhat like a multiplier. EF is 12 units long but E'F' is 3 so 12 ÷ 3 = a scale factor of 4

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