Use a Calculator to Give the Value to the Nearest $$\theta = \cos ^ { - 1 } ( - 0.9397 )$$

question 55

Multiple Choice

Use a calculator to give the value to the nearest degree.
- $$\theta = \cos ^ { - 1 } ( - 0.9397 )$$

• A) \(162 ^ { \circ }\)
• B) \(157 ^ { \circ }\)
• C) \(160 ^ { \circ }\)
• D) \(- 20 ^ { \circ }\)

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Definitions:

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CIA

The Central Intelligence Agency; a U.S. government agency responsible for foreign intelligence and covert operations.