Respuesta :

S1NGH

Answer:

2

Step-by-step explanation:

From X to the black dot it is 2 and from the black dot to Y it is 3

From X' to the black dot it is 4 and from the black dot to Y' it is 6

The lengths are getting twice as bigger

littlegirl03

Answer:

2

Step-by-step explanation:

U can use this formula

Image 1/image 2

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