A, because 71-32 is equal to 39
C, because 85-46 is also equal to 39
It’s a semicircle, so it would be 1/2 pi r^2.
L = 2W
A = 50
A = L x W
50 = 2W x W
50 = 2W^2
W^2 = 25
W = 5
so L = 2W = 2(5) = 10
P = 2(L+W)
P = 2(10+5)
P = 2(15)
P = 30
answer
P = 30 in
