Solve the Problem $y ^ { 2 } - x ^ { 2 } = 28$

Multiple Choice

Solve the problem.
-The roof of a building is in the shape of the hyperbola $y ^ { 2 } - x ^ { 2 } = 28$ , where $x$ and $y$ are in meters. Refer to the figure and determine the height $h$ of the outside walls.

A) 20 meters
B) 9.6 meters
C) 92 meters
D) 36 meters