Respuesta :
Answer: 90 millimeters
Step-by-step explanation: To convert centimeters to millimeters, multiply centimeters by 10. 9x10=90.
Julias cell phone is 90 millimeters. 1 centimeter is 10 millimeters.
Answer: 90 millimeters
Step-by-step explanation: To convert centimeters to millimeters, multiply centimeters by 10. 9x10=90.