SOLUTION: The area of a square is 144cm2. Find the length of the diagonal of the square. (The diagonal; NOT THE SIDES

Algebra ->  Surface-area -> SOLUTION: The area of a square is 144cm2. Find the length of the diagonal of the square. (The diagonal; NOT THE SIDES      Log On


   

Question 1019546: The area of a square is 144cm2. Find the length of the diagonal of the square. (The diagonal; NOT THE SIDES
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
The side length is 12 cm.

The diagonal is 12 sqrt(2) cm. You can see this by constructing 45-45-90 right triangles whose leg lengths are 12 cm.