Respuesta :
66.
following the rule pi•diameter= circumference, multiply 22/7 with 21 feet, reaching a total of 66 feet in circumference.
following the rule pi•diameter= circumference, multiply 22/7 with 21 feet, reaching a total of 66 feet in circumference.
Answer:
66 ft
Step-by-step explanation:
c= 22/7 x diameter
c=22/7 x 21/1
c=22/1 x 3/1 - you cross simplified
c= 66 ft