Answer :
Answer:
Step-by-step explanation:
Im not sure but i think
452.16/3.14.= 3.14r^2/3.14
144(square root sign) = squarw root sign r^2)
12=r
Answer:
Step-by-step explanation:
Im not sure but i think
452.16/3.14.= 3.14r^2/3.14
144(square root sign) = squarw root sign r^2)
12=r