SOLUTION: The perimeter of a square whose area is 81 square centimeters is?
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Question 174625: The perimeter of a square whose area is 81 square centimeters is?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
All 4 sides of a square are equal in length
Let each side of the square =
The perimeter will =
The area of any rectangle = length x width
In the square, the legth and width are the same, so
Area =
It is given that
Area = cm2 , so
Take the square root of both sides
cm
Since the perimeter =
Perimeter = cm
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