It is a room whose sides are sqrt(280) units long.
It is 2*sqrt(70).
280 square feet.
If you mean in a 14x20 foot room, then it is 280 ft2. This is because to find area you multiply the length by the width, so 14x20 is 280.
i had the same question
280 square feet. This is an easy calculation - just multiply the length by the width. The answer is the number of square feet.
280 sq feet
280 square feet is 26.01 square meters.
280 square meters is 3,013.9 square feet.
280 m2 equates to about 3,013.9 square feet.
280 square feet is 40,320 square inches.
Count the people in the room and multiply by 2. If you want to know how many SQUARE feet are in the room, multiply 13 times 22.
280 square meters is 3,013.89 square feet.