Answer:
Step-by-step explanation:
Use the formula for a semicircle's perimeter.
Plug in 6 for d.
Let's use 3.14 for , just to make it easier, but of course, if it states to round it to something else, just plug in that many values for .
To find how much she can run in one minute we’re going to divide 800 by 5, to which we get 160.
She runs 160 meters in one minute.
We want to know how many meters she can run in 9 minutes.
160 * 9 = 1,440
She can run 1,440 meters in 9 minutes.
Answer:
f(4)=-2
Step-by-step explanation:
f(4)=-4+2=-2
Answer:
67.91
Step-by-step explanation:
Answer:
not sure
Step-by-step explanation: not good at this stuf