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Use your calculator to calculate the square root of 81. Or use trial-and-error, to see which number, when multiplied by itself, gives you 81. (Hint: In this case, it is an integer.)

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Q: What is the width of a square with an area of 81 cm2?
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The area of a square is 81 cm2 What is the length of one of the sides?

9


What is the perimeter of a square if it has a area of 81 centimetre squares?

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


What is the area of a square that has lenght 9cm and width 9cm?

Area is length times width. So... 9x9=81


If the area of a square is 81 square units what are the dimensions?

Length = Width = 9 units.


How many square feet is a 9' x 9'?

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


What is the length and width of a square with an area of 81?

The sides of the square will each measure 9 units


What is 9cm square?

A square with side length of 9cm would have an area of 81 square centimeters. This is calculated by multiplying the side length (9cm) by itself to find the area of the square. The unit for area is always squared, so the result is expressed in square centimeters.


What is the area of a square that measures 9 inches on an area?

81 inches squared, because a square has all 4 sides equal, and since area is width x height, the area is 9 x 9 = 81


What is the area of a square with the sides of length 9?

The area of square is : 81.0


What is the perimeter of a square if it has an area of 81 centimeter square?

Area= Length x Width Squares have all four sides equal Therefore: Length=Width therefore Area=Length^2 hope that helps


What is the surface area of a cube with edges measuring 9 centimeters?

A cube has six faces. Therefore, its surface area is 6 times a face's area.The area of a square whose edges measure 9 cm is 81 cm2.Therefore, the surface area of a cube whose edges measure 9 cm is 6*81 = 486 cm2.


What are the dimensions of a rectangle with a perimeter of 36 and a area of 81?

Length = 9 Width = 9 Your rectangle is a square.