81 square metres
Yes.
9 hectares is 90,000 square meters.
9m² or 9 square meters or 9 meters squared
In a square, all sides are of equal length. The square root of the area will give you the length of a side. The square root of 9 sq meters is 3 meters.
To convert square feet to square meters, you need to know that 1 square meter is equal to approximately 10.764 square feet. Therefore, 9 ft x 9 ft is equal to 81 square feet. To convert this to square meters, you would divide 81 by 10.764, which equals approximately 7.53 square meters.
13 ft x 9 ft is equal to 39.6 square feet. In meters, this area would be approximately 3.7 square meters.
There are 9 hectares in 90,000 square meters. One hectare is equal to 10,000 square meters.
92(pi) = about 254 square meters, if the "9" is considered exact, or 3 X 102 square meters, to the otherwise justified number of significant digits.
45 square meters is equal to 484.38 square feet.
3 meters x 3 meters is equal to 9 square meters. To convert this to square feet, multiply by 10.764, which gives you approximately 96.88 square feet.
9 meters equal 9000 millimetres.
There are 13.69 square meters in 13 square yards. This is because 1 square yard is equal to about 0.836 square meters.