Use the Fact That the Trigonometric Functions Are Periodic to Find

question 269

Multiple Choice

Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.
- $\sin 495 ^ { \circ }$

• A) \(\frac { \sqrt { 2 } } { 2 }\)
• B) \(- \frac { \sqrt { 2 } } { 2 }\)
• C) \(- \frac { 1 } { 2 }\)
• D) \(\frac { 1 } { 2 }\)

---

Definitions:

Draining Ulceration

A type of ulcer that produces discharge or pus as a result of infection or inflammation.

Wash Hands

The act of cleaning one's hands with soap and water to remove dirt, germs, and other contaminants.

Gloves

Protective gear worn on the hands to prevent contamination and protect against infections and hazardous materials.

Auscultating Heart Sounds

The act of listening to the heart's sounds using a stethoscope to assess its function and detect possible abnormalities.