Skin
312/18 = 17.33.. so you will need 18 cartons.
first of all you misspelled giraffe and male adults are 18 ft
2.25 square feet
18-ft x 18-ft = 324 square feet
18*18 = 324 tiles.
18 * lb * ft = 18 & lb * (12 * in/ft) * ft = 18*12 lb *in = 216 lb ft 12in = 1ft
20 x 18 = 360
There are 324 square feet
1 ft = 12 in → 18 ft 11.5 in = 18 × 12 in + 11.5 in = 227.5 in
18 ft = 548.64 cm
18 ft. = 216 in.
18" = 1.5 feet 18" x 18" = 1.5-ft x 1.5-ft = 2.25 square feet