Question 819914
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
A rectangular garden is 12 feet long, diagonally 15ft, How wide???
{{{drawing(400,400,-2.5,2.5,-2.5,2.5, 
green(line(-2,-1,2,1)), 
line(-2,1,-2,-1), line(-2,-1,2,-1), line(2,-1,2,1), line(2,1,-2,1) )}}}
Applying the Pythagorean Theorem
 {{{sqrt(15^2-12^2)  = sqrt(81)}}} = 9ft wide