SOLUTION: the diagonal of a square is 250cm how long is each side ? Plz help!!!

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: the diagonal of a square is 250cm how long is each side ? Plz help!!!       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 705226: the diagonal of a square is 250cm how long is each side ?
Plz help!!!
Answer by filboi(35) About Me  (Show Source):
You can put this solution on YOUR website!
Use Pythagorean Theorem.
If you divide the square diagonally, the diagonal will become the hypotenuse of the triangle whose sides(x) are equal since it is a square.
So the formula is:
x%5E2%2Bx%5E2=125%5E2
2x%5E2=125%5E2
Solving for x, we get:
x=125%2Fsqrt%282%29 or 88.39