Question

http://gyazo.com/21220e8aa5ea65f1d1851e1b5018775c

Answer 1

hint: translation doesn't change the length

Answer 2

i thick and belive its 2units

Answer 3

Do you get Vocaloid's hint?

Answer 4

the length of the segment should be the same before and after the translation

Answer 5

yea thats who i think its 2units or 3 units

Answer 6

what is the length of CD? (look at the problem)

Answer 7

3

Answer 8

As your question states:
The line segment CD has a length of 3 units.
Then you have Vocaliod hint which states that "Translation doesn't change the length."
If you could now tell me the answer. Just to see if your correct.

Answer 9

3 is correct.