Solve the Problem $48 ^ { \circ }$ B) $7.64 ^ { \circ }$

question 271

Multiple Choice

Solve the problem.
-As part of an experiment to test different liquid fertilizers, a sprinkler has to be set to cover an area of 120 square yards in the shape of a sector of a circle of radius 30 yards. Through what angle should the sprinkler be set to rotate? If necessary, round the answer to two decimal places.

• A) \(48 ^ { \circ }\)
• B) \(7.64 ^ { \circ }\)
• C) \(15.28 ^ { \circ }\)
• D) \(11.46 ^ { \circ }\)

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Definitions:

Extinction

The process by which a species, genus, or family of organisms becomes extinct, no longer existing and living in the world.

Spontaneous Recovery

The rebirth of an extinguished response after a break, without the need for relearning.

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of no exposure to the conditioned stimulus.

Counterconditioning

A behavioral therapy technique that involves the conditioning of an unwanted behavior or response to a stimulus into a desired behavior by associating the stimulus with a new, incompatible response.