Answer:
1040
Step-by-step explanation:
Circumference of the Circle: 439.82
Add that to the length of the rectangle time two: 439.82+(300x2)
That will give you the perimeter around the entire track:
439.82+(300x2)
439.82+600
1039.82
Rounded that is: 1040
<em>Hope this Helps :)</em>
Answer:
-57
Step-by-step explanation:
256=199-j
256-199=57
In 1 hour you'll have 4 cells so multiply that by 3 and you will have 12 cells in 3 hours
