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Q: What is the perimeter of a square that has an area of 81 square feet?

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36 feet

Perimeter of the square: 4*9 = 36 feet

The area of a room with a perimeter of 36 feet is: 81 square feet.

If the area of the garden is 81 square feet and the perimeter is 36 feet, the solution is that the garden is a square 9 feet x 9 feet, where 4 x (side) =36.

If the area is 81 square feet what is the perimeter?

81 square feet.

The area is 81 square units.

Its area is 81 square inches.

36

81

The area of square with a perimeter of 36 is 81. If the perimeter is 36, then each side must be 36 divided by 4, or 9. The area of a square is side squared, so that is 9 squared or 81.

Area of square = 81 cm2 so side of square = 9 cm and then perimeter = 4*side = 36 cm.

81 square feet.

36 cm

The area of a square whose perimeter is 36 inches is: 81 square inches.

For a square Area = Side2 thus Side = √Area = √81 = 9cmFor a square, Perimeter = 4 x Side = 4 x 9 = 36cm

36

The area would be 81 square inches.

It is: 4*9 = 36 inches

9 ft square means a square of 9ft sides. The area will be 81 square feet

Possibly 9 feet by 9 feet.

The answer will be 81 in squared.......dummy...

Length times width will give you area. So this comes out to 81 square feet.

If it was a square, the answer would be 81 square cm. The area will be the product of two numbers whose sum is half the perimeter.

First you have to divide the perimeter by 4, then square the solution. 81/4=20.25 20.25*20.25=410.0625 So the area equals 410.0625