Find the Area of a Sector of a Circle Having $$\mathrm { r } = 6.4 \mathrm { mi } , \theta = 36 ^ { \circ }$$

question 186

Multiple Choice

Find the area of a sector of a circle having radius r and central angle θ. If necessary, express the answer to the nearest
tenth.
- $$\mathrm { r } = 6.4 \mathrm { mi } , \theta = 36 ^ { \circ }$$

• A) \(12.9 \mathrm { mi } ^ { 2 }\)
• B) \(25.7 \mathrm { mi } ^ { 2 }\)
• C) \(0.6 \mathrm { mi } ^ { 2 }\)
• D) \(2.0 \mathrm { mi } ^ { 2 }\)

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Definitions:

Nasal Conchae

Curved bony structures within the nasal cavity that help filter, humidify, and warm air as it is inhaled.

Nasal Septum

The cartilage and bone wall that divides the nasal cavity into two nostrils, which can sometimes be deviated, causing breathing difficulty.

Paranasal Sinuses

Air-filled spaces located within the bones around the nasal cavity, contributing to the resonance of voice and humidifying the air we inhale.

Cilia

Microscopic, hair-like structures that protrude from the surface of cells, involved in movement and sensing environmental stimuli.