Answer:
#1 A = 28.27 C=18.85 price=4.04 #2 A=19.63 C=15.71 price=1.96 #3 A= 153.94 C=43.98 price= 9.63
Step-by-step explanation:
To find the area you do πr2
To find the circumference you do 2πr
to find the price by square inch you do the area divided by the price
R being radius(half of the diameter)
