Parabolic Arch

• March 29th 2013, 12:27 PM
BrendaB
Parabolic Arch
Attachment 27734f you can't read it, "A horizontal brige is in the shape of a parabolic arch. Given the information in the picture below, what is the height of the arch 2 feet from the shore?

Find $y$ at $x=-12$ and $x=12$