SOLUTION: The distance diagonally across a square sandpit is 1.28 metres long. What is the length of the sides?

Algebra ->  Pythagorean-theorem -> SOLUTION: The distance diagonally across a square sandpit is 1.28 metres long. What is the length of the sides?      Log On


   

Question 1108390: The distance diagonally across a square sandpit is 1.28 metres long. What is the length of the sides?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x, side length of edge of square

x%5E2%2Bx%5E2=1.28%5E2

2x%5E2=1.28%5E2

x%5E2=%281.28%5E2%29%2F2

x=0.9051