Answer:
Weight of copper: 62,000 lbs. (31 tons). Weight of framework: 250,000 lbs. (125 tons). Weight of concrete foundation: 54,000,000 lbs. Thickness of copper sheeting: 3/32 of an inch, the thickness of two pennies placed together. the answer in 125
Step-by-step explanation:
Answer:

multiply either sides by 3:

divide either sides by πr² :

Answer:
Question (A) firgue b is pallorgram
Question ( B) Only A is a rentengle
Question (C) is already right
Step-by-step explanation: