HELP !!!!!
Kelly is building a kite. She has a rectangular piece of cloth that is 5 inches wide and 13 inches long. She needs to place a stick on the diagonal of the rectangle to make her kite. How long of a stick does she need? Round to the nearest tenth of an inch.

13.9 inches

8.0 inches

12.0 inches

18.0 inches

Question

HELP !!!!!
Kelly is building a kite.  She has a rectangular piece of cloth that is 5 inches wide and 13 inches long.  She needs to place a stick on the diagonal of the rectangle to make her kite.  How long of a stick does she need?  Round to the nearest tenth of an inch.

 13.9 inches

 8.0 inches

 12.0 inches

 18.0 inches

anonymous · Answer

Triangle a^2 + b^2 = c^2.
Solve for c.

anonymous · Answer

Answer is 13.9

anonymous · Answer

Thanks 
A right triangle has one side of length 7 and a hypotenuse of length 10. How long is the third side of the triangle?

phi · Answer

Here is a short video http://www.khanacademy.org/math/algebra/ck12-algebra-1/v/pythagorean-theorem

anonymous · Answer

thanks