Answer:
yayyyy!!!
Step-by-step explanation:
thanks that's very generous
Answer:
310.23
Step-by-step explanation:
circumference is radius * 2
to get radius from circumference, divide circumference by 2
18.84 / 2 =9.42
area for circle:
pi * r^2
3.14 * 9.94^2
3.14 * 98.8
310.23
21 because the 9 is equal to 2 and don’t forget to carry the 5
Answer:
he can do a lap in 14 seconds
and he can swim 4 laps in 56 seconds
Step-by-step explanation: