SOLUTION: A PUBLIC PLAZA HAS AN AREA OF 8,100 SQUARE METERS. THE PLAZA IS IN THE SHAPE OF A SQUARE.HOW LONG IS EACH SIDE?

Algebra ->  Surface-area -> SOLUTION: A PUBLIC PLAZA HAS AN AREA OF 8,100 SQUARE METERS. THE PLAZA IS IN THE SHAPE OF A SQUARE.HOW LONG IS EACH SIDE?      Log On


   

Question 82057: A PUBLIC PLAZA HAS AN AREA OF 8,100 SQUARE METERS. THE PLAZA IS IN THE SHAPE OF A SQUARE.HOW LONG IS EACH SIDE?
Answer by jayanthihemkos@yahoo.com(87) About Me  (Show Source):
You can put this solution on YOUR website!
Area of a square plaza = 81,00 square meters
let a be the side of the square
Area of square = side *side
Area of the square = a*a
But a*a = 81,00 square meters
a = square root of 81,00
a = square root of 81*100
a = 90 meters