Solve the Problem $y ^ { 2 } - x ^ { 2 } = 20$

question 88

Multiple Choice

Solve the problem.
-The roof of a building is in the shape of the hyperbola $y ^ { 2 } - x ^ { 2 } = 20$ , where $x$ and $y$ are in meters. Determine the distance, w, the outside walls are apart, if the height of each wall is 12 meters.

• A)11.15 meters
• B)22.3 meters
• C)124 meters
• D)12.8 meters

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