Step-by-step explanation:
y = 28 - 2x
x = 1, y = 28 - 2(1) = 26
x = 3, y = 28 - 2(3) = 22
x = 4, y = 28 - 2(4) = 20
x = 5, y = 28 - 2(5) = 18
_________
Answer:
D or 176.71 inches squared.
the radius is 7.5. put it in a calculator and you get D.