Answer:
406.35
Step-by-step explanation:
40 times $9.45=378
2 times (9.45times1.5)= 28.35
28.35+378= 406.35
b
2.25π square inches
Area = π
Diameter = 2r
So in this case, radius = 1.5 inches
Plugging that into the area formula produces the answer