Answer:
D
Step-by-step explanation:
I hope this helps a bit.
P-Area
r=8/2=4
12 x 1.25 = 15
15 is the new amount
a
Answer: 32x^1/2y^2
Multiply 64 times 1
64xy^4/2
Then divide 64 by 2
32x1/2y^2