Answer:
About 4.8
Step-by-step explanation:
The formula for the area is pi(r^2).
Plugging the area in to the equation, you get 72.382=pi(r^2).
Dividing both sides by pi, you get about 23.04=r^2.
Taking the square root of both sides you get about r=4.8
5 is in the hundreds place
Answer:
2 days
Step-by-step explanation:
because if he buys two each day then he will have four cards on the second day
Answer:
It would be 90 miles/2, it's rate is 45 miles per hour