The Radius of a Circle Is Measured to Be 4

question 74

Multiple Choice

The radius of a circle is measured to be 4.03 cm.How should the circle's area be reported? (A = πr²)

• A)51 cm²
• B)51.022 cm²
• C)51.02225 cm²
• D)51.0222 cm²
• E)51.02 cm²

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Definitions:

Somatic Nervous System

The part of the peripheral nervous system associated with the voluntary control of body movements through the action of muscles.

Central Nervous System

The central nervous system (CNS) is comprised of the brain and spinal cord, serving as the primary processing center for the entire nervous system, and is responsible for receiving, processing, and coordinating information throughout the body.

Parasympathetic Nervous System

Part of the autonomic nervous system that promotes relaxation, digestion, and nutrient absorption, counterbalancing the sympathetic nervous system.

Parasympathetic Nervous System

The part of the autonomic nervous system responsible for conserving energy and promoting rest and digest functions, often termed as the "rest and digest" system.