If a Denotes the Area of the Sector of a Circle

question 64

Multiple Choice

If A denotes the area of the sector of a circle of radius r formed by the central angle θ, find the missing quantity. If
necessary, round the answer to two decimal places.
- $\mathrm { r } = 18$ feet, $\mathrm { A } = 84$ square feet, $\theta = ?$

• A) \(14.86 ^ { \circ }\)
• B) \(1,560,152.87 ^ { \circ }\)
• C) \(29.72 ^ { \circ }\)
• D) \(780,076.43 ^ { \circ }\)

---

Definitions:

Smooth Muscle

A type of muscle found within the walls of organs and structures such as the stomach, intestines, and blood vessels, controlling involuntary movements.

Voluntary

Actions or decisions made by free choice, without external coercion.

Cardiac

Relating to the heart and its functions in health and disease.

Osteoarthritis

A degenerative joint disease characterized by the breakdown and eventual loss of joint cartilage.