SOLUTION: What is the area of a square in square feet, if each of its diagonals is 4 feet long?

Algebra ->  Customizable Word Problem Solvers  -> Evaluation -> SOLUTION: What is the area of a square in square feet, if each of its diagonals is 4 feet long?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 981826: What is the area of a square in square feet, if each of its diagonals is 4 feet long?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
if the diagonal is 4 feet, a side is 4/sqrt(2)= 2 (sqrt (2)
The area is (2 sqrt(2))^2=4*2=8 sq ft.