Answer:
Area = PI * radius^2
radius = Sq Root (Area / PI)
radius = Sq Root (78.5 / PI)
radius = Sq Root (24.9873260654)
radius = 4.9987
radius = 5 (rounded)
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
712.9 / 10 = 71.29
Answer:
b
Step-by-step explanation: