Evaluate the Square Root, If Possible, Without Using a Calculator $\sqrt { \frac { 1 } { 81 } }$

question 271

Multiple Choice

Evaluate the square root, if possible, without using a calculator. $\sqrt { \frac { 1 } { 81 } }$

• A) \(\frac { 1 } { 9 }\)
• B) \(\frac { 1 } { 13 }\)
• C) \(\frac { 1 } { 11 }\)
• D) \(\frac { 1 } { 10 }\)
• E) not real

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Definitions:

Theories

Systematically organized principles or explanations proposed to understand phenomena or aspects of the real world.

Approximation

A value or quantity that is nearly but not exactly correct, often used in mathematical and scientific contexts.

Known Facts

Information or details that have been confirmed to be true through evidence or research.

Proven Correct

Demonstrated to be true or accurate through evidence or logical reasoning.