Respuesta :

fireywolfa

length is 15mm

key:

Each 5mm is 10 cm

15/5 =3

There are 3 of 5mm

10 x 3 = 30cm

Answer=30cm

I hope this helped and that it was right.

emojigirl007

Answer:

30cm

Step-by-step explanation:

5mm/10cm = 1mm/2cm

1mm/2cm = 15mm/?cm

15*2=?

30cm

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