150 square feet.
10 ft * 11 ft = 10*11 = 110 square feet.
10 x 10 = 100 (sq ft).
100 sq. ft.
Multiply the two dimensions to get the area. The calculation will give you 450 square feet.
15 x 10 = 150 (sq ft).
Assuming the room is 15 ft by 10 ft (the question does not say so), the area would be 15*10 = 150 square feet.
15 feet by 10 feet is 150 square feet.
150 square feet.
150 sq. ft
Multiply width by length to get the area. The answer would be 24700 square inches or 171.5 square feet.
10 x 33 = 330.
100 ft.^2
10 ft * 10 ft = 100 sq ft.
You will need 233 30x30cm tiles to cover the room.
140 sq. ft.
15*16 = 240 square feet.