An Arch Has the Shape of the Parabola a Rectangle

question 26

Multiple Choice

An arch has the shape of the parabola A rectangle is fit under the arch by selecting a point on the parabola (see the figure) . If the rectangle has base and height . Find the base of a second rectangle that has the same area.

• A)6.66
• B)6.74
• C)5.74
• D)4.74
• E)6.1

---

Definitions:

Contribution Margin Ratio

The percentage of sales revenue that exceeds variable costs and contributes to covering fixed costs and generating profit.

Target Monthly Income

Target monthly income is the specific amount of income an individual or business aims to earn within a month to meet budgeting goals or financial obligations.

Fixed Costs

Expenses that do not change with the level of production or sales activities, such as rent, salaries, and insurance.

Normal Operating Range

The range of operational activity levels within which a business or machine can efficiently and effectively operate.