Triangle abc is similar to triangle def.
what is the scale factor of triangle def to triangle abc?
triangle a b c and triangle d e f are drawn. side a b is labeled 9. side a c is labeled 12. side d e is labeled 3. side d f is labeled x.

3

1/3

4

1/4
triangle abc is similar to triangle def.
what is the scale factor of triangle def to triangle abc?
triangle a b c and triangle d e f are drawn. side a b is labeled 9. side a c is labeled 12. side d e is labeled 3. side d f is labeled x.

3

1/3

4

1/4