Respuesta :
Answer:
18 cm
Step-by-step explanation:
you multiply 6 by 3 to get the answer
Answer:
She will need 18cm of pink ribbons.
Step-by-step explanation:
Because each side is 6cm, and there are three sides, you have to multiply 6 by 3, or add 6 three times. Either way, your answer is 18cm.