A steel post is 6 ft. long and 6" thick in diameter. If a cubic foot of steel weighs 490 lb., how much does the rod weigh (to the nearest pound)?

Answer 1

V = 3.14 * 0.75 * 6

V = 14.13 cubic feet

14.13 * 490 = 6,924 lbs.

Answer 2

Correct answer is 577 pounds.