54 square feet (6 x 9 = 54)
4' X 6= 24 square feet.
6 x 6 = 36 square feet.
6' x 29' = 174 square feet
82' x 6' = 492 square feet.
I assume you mean,6 feet X 7 feet= 42 square feet===========
6 square feet
24" = 2 feet 36" = 3 feet 2 * 3 = 6 square feet. ■
42 square feet
54 square feet (6 x 9 = 54).
180 square feet.
(6 feet 3 inches) x (6 feet 6 inches) = 40.625 square feet.
5' x 6' = 30 square feet.