200 square feet.
10 x 20 = 200 square feet
assuming those numbers are in feet: 10 ft * 20 ft = 200 sq. ft.
400 square feet.
It's really just simple math. The area of a room is determined by multiplying the length by the width.
There are 225 square feet in a 15 by 15 room
If the room is 10ft by 12ft, the room should be 120 square feet.
324 square feet.
96 square feet.
238 square feet.
130 square feet.
288 square feet.