Answer:
200,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,001
Step-by-step explanation:
x = 9
solve using cross multiplication
63(x) = 45(12.6)
63x = 567
do 21×3.14= 65.94
then divide by 2 since its a semicircle
equals: 32.97
than find perimeter altogether
21+28+28+32.97= 109.97ft