10.5 square feet.
12.25 ft2
42 = 3.5 feet 120 = 10 feet 3.5 x 10 = 35 square feet
= ( 20/12) x (42/12) sq feet
12.25 square feet.
29.16 square feet.
8.75 ft2
42 inches = 3.5 feet.
42 If you are talking about a square yard, 36 inches x 36 inches = 1296 square inches or 9 square feet.
4.6667 square feet.
42 feet = 504 inches
42 square feet