Evaluate Without Using a Calculator by Using Ratios in a Reference

question 52

Multiple Choice

Evaluate without using a calculator by using ratios in a reference triangle.
- $\csc 45 ^ { \circ }$

• A) \(\sqrt { 2 }\)
• B) \(\sqrt { 3 }\)
• C) \(\frac { \sqrt { 2 } } { 2 }\)
• D) \(\frac { \sqrt { 3 } } { 2 }\)

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