Solve the Problem $\mathrm { r }$ Is Given by the Function

question 28

Multiple Choice

Solve the problem.
-The area of a circle with radius $\mathrm { r }$ is given by the function $\mathrm { A } ( \mathrm { r } ) = \pi \mathrm { r } ^ { 2 }$ . Find the area of the base of a circular storage tank if the radius is 4 feet long. Use $\pi = 3.14$ .

• A) \(25.12\) square feet
• B) \(12.56\) square feet
• C) \(50.24\) square feet
• D) 48 square feet

---

Definitions:

Tertiary Sector

A segment of the economy focused on providing services rather than producing goods, including sectors like retail, entertainment, and financial services.

Self-employed

A status referring to individuals who work for themselves, either by owning a business or by offering their services independently.

Secondary Labour Market

Jobs that are insecure and temporary, offer minimal pay, and provide few opportunities to advance.

Primary Labour Market

Jobs that provide stable and comfortable salaries, potential for growth and promotion, and fringe benefits, but also require postsecondary training or education.