A=pR^2-2pr^2, since R=15 and r=7.5
A=225p-112.5p
A=112.5p
A≈353.25 ft^2
That expression is the expected value of your winnings, or "the average amount you will win (or lose) per game in the long run".
Answer:
a
a
a
a
bbbb
Step-by-step explanation:
Answer:
<em>10 miles</em>
Step-by-step explanation:
Distance d = v t
v - speed/velocity
t - time
<em>d</em> =
(8) +
(12) = 6 + 4 = <em>10 miles</em>