Respuesta :
Answer:
15 cm
Step-by-step explanation:
since all sides combined are 60.
take 60 and divide it by 4
60÷4
which equals 15
60÷4=15
Answer:
15 cm
Step-by-step explanation:
since all sides combined are 60.
take 60 and divide it by 4
60÷4
which equals 15
60÷4=15