Solve the Problem $y ^ { 2 } - x ^ { 2 } = 11$

question 147

Multiple Choice

Solve the problem.
-The roof of a building is in the shape of the hyperbola $y ^ { 2 } - x ^ { 2 } = 11$ , where $x$ and $y$ are in meters. Refer to the figure and determine the height $h$ of the outside walls.

$a=b=4 m$

• A) \(27 \mathrm {~m}\)
• B) \(7 \mathrm {~m}\)
• C) \(5.2 \mathrm {~m}\)
• D) \(5 \mathrm {~m}\)

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Definitions:

Contribution Margin

The amount remaining from sales revenue after variable expenses have been deducted; it contributes towards covering fixed costs and generating profit.

Gross Margin Percentage

A financial metric that represents the percentage difference between sales revenue and the cost of goods sold, divided by sales revenue, showcasing the efficiency of a company in managing its production costs.

Times Interest Earned Ratio

A metric used to measure a company's ability to meet its debt obligations, calculated as earnings before interest and taxes divided by interest expense.

Net Income

The total profit of a company after all expenses, including taxes, have been deducted from revenue.