Find the Length of the Curve $r = 6 \text { over the interval } 0 \leq \theta \leq 2 \pi \text {. }$

question 57

Multiple Choice

Find the length of the curve $r = 6 \text { over the interval } 0 \leq \theta \leq 2 \pi \text {. }$

• A) \(2 \pi\)
• B) \(\pi\)
• C) \(36 \pi\)
• D) \(12 \pi\)
• E) \(6 \pi\)

---

Definitions:

Unrecoverable Costs

Expenses that have been paid and cannot be recovered, often referred to as sunk costs, which should not factor into future spending decisions.

Fixed Costs

Costs that do not change with the level of output or sales, such as rent, salaries, or loan repayments.

Variable Costs

Expenses that vary directly with the amount of production output of a company.

Purely Competitive Industry

Characterized by many firms selling identical products, where no single firm can influence the market price, ensuring competition based on price.