SOLUTION: a rectangular photograph has a diagnal length of 18 centimeters. the photograph is 10 centimeters wide. what is the length of the photograph to the nearest hundreds of a centimeter

Algebra ->  Pythagorean-theorem -> SOLUTION: a rectangular photograph has a diagnal length of 18 centimeters. the photograph is 10 centimeters wide. what is the length of the photograph to the nearest hundreds of a centimeter      Log On


   

Question 968630: a rectangular photograph has a diagnal length of 18 centimeters. the photograph is 10 centimeters wide. what is the length of the photograph to the nearest hundreds of a centimeter
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
length = x

18^2 = 10^2 + x^2
x^2 = 224

x = sqrt(224) = 14.97