If a Circle Has a Radius of 1

question 52

Multiple Choice

If a circle has a radius of 1.109 m,what is its area expressed to the correct number of significant figures?

• A)3.86 m²
• B)3.863 m²
• C)3.864 m²
• D)3.8638 m²
• E)3.86379 m²

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Definitions:

Advance Directive

A legal document allowing individuals to outline their preferences for medical treatment in the event they become unable to communicate their decisions.

Living Will

A legal document that specifies an individual's preferences regarding medical treatments in situations where they are unable to communicate their wishes, especially concerning end-of-life care.

Persistent Vegetative State

A condition of severe brain damage in which a person loses cognitive functions and awareness of the environment while retaining some basic physical functions and cycles of wakefulness.

Brain Death

A medical condition where all functions of the brain have irreversibly stopped, considered legally and medically as death.