HELP PLESE I REALLY NEED YOUR HELP. AND PLEASE DON’T GIVE ME LINKS!!

Answer:
54 ft
Step-by-step explanation:
1/4=3 ft, if you convert the measurements to feet, it adds up to 54
Answer:
one side is 6 feet, one side is 21 feet
(21 x 2) + (6 x 2) = 54 feet
pls give brainliest
Step-by-step explanation: