Respuesta :

Answer:

it was actually 50%

Step-by-step explanation:

You subtract the 15 and then you divide

Answer:

Step-by-step explanation:

The answer is 9%

if 165 cm --> 100% of the length

   15 cm --> x (x because we don't know the answer yet)

to find x we do cross multiplication.

15cm * 100% = 165cm* x  

x=1500% / 165 cm

x=9%