Find the Area of the Shaded Region $\frac { 4 } { \pi }$

question 166

Multiple Choice

Find the area of the shaded region.
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• A) \(\frac { 4 } { \pi }\)
• B) \(4 + \frac { 4 } { \pi }\)
• C) 4
• D) 8

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Definitions:

White Rat

Often used in psychological experiments, it refers to a laboratory rat that has been bred to be white in color.

Rosalie Rayner

An American psychologist who, along with John B. Watson, conducted the famous Little Albert experiment, demonstrating that emotional reactions could be conditioned in humans.

Loud Noise

A sound that is high in volume and can possibly cause hearing damage or discomfort.

White Rat

Commonly refers to a breed of domesticated rat, often used in psychological and medical experiments.