Given $\sin 30 ^ { \circ } = \frac { 1 } { 2 }$

question 109

Multiple Choice

Given $\sin 30 ^ { \circ } = \frac { 1 } { 2 }$ and $\cos 30 ^ { \circ } = \frac { \sqrt { 3 } } { 2 }$ , determine the following: sec 30°

• A) sec 30° = 1
• B) sec 30° = \(\sqrt { 3 }\)
• C) sec 30° = \(\frac { 2 \sqrt { 3 } } { 3 }\)
• D) sec 30° = \(\frac { \sqrt { 2 } } { 2 }\)
• E)undefined

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Definitions:

Robert Siegler

A developmental psychologist known for his research on children's thinking and adaptive strategy choice model explaining how children learn and solve problems.

Cognition

The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.

Control Processes

Cognitive functions that manage the encoding, storage, and retrieval of information in the brain.

Age

A measure of the amount of time that a person or object has existed.