280square 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.
280 square feet.
14x20
14x20=280 feet2
14 ohm X 20 A = 240 V (V=IR) the answer is 280 14x20 is 280!
It would be a very large bedroom. Typical master bedrooms are in the range of 12x16 to 14x20, not counting the area set aside for closets.
Art and hobby supply stores sell a variety of totes or portfolios for carrying artwork which work well for loose drawing papers of any size. Dura Tote is a basic, economically priced variety (under $20.00) and made of a lightweight cardboard type material in several sizes, all shaped like giant envelopes. These have soft woven handles for easy carrying. Sizes range from 14x20 to 23x31 in the stores I shop in. Beyond this type, there are portfolios in many materials from plastics to leather and in a wide price range.
Builders will normally order 1 per foot when framing 16" on center to cover the cripples and corners. This does not include the wood required for the bottom and top plate.