Find a Cofunction with the Same Value as the Given $\sin \frac { \pi } { 18 }$

question 116

Multiple Choice

Find a cofunction with the same value as the given expression.
- $\sin \frac { \pi } { 18 }$

• A) \(\cos \frac { 4 \pi } { 9 }\)
• B) \(\sin \frac { 4 \pi } { 9 }\)
• C) \(\cos \frac { \pi } { 18 }\)
• D) \(\sin \frac { \pi } { 18 }\)

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