If $\sin \theta = \frac { \sqrt { 2 } } { 2 }$

question 17

Multiple Choice

If $\sin \theta = \frac { \sqrt { 2 } } { 2 }$ ,find the value of ? in degrees $\left( 0 < \theta < 90 ^ { \circ } \right)$ without the aid of a calculator.

• A)?? = 45°
• B)?? = 30°
• C)?? = 15°
• D)?? = 90°
• E)?? = 75°

---

Definitions:

Federal Reserve

The central banking system of the United States, responsible for monetary policy, including regulating banks, managing the country's money supply, and aiming to ensure economic stability.

Money Holdings

The total sum of cash and liquid assets that are held by individuals or businesses at any given time.

Federal Reserve

The central banking system of the United States, responsible for monetary policy, regulating banks, maintaining financial stability, and providing financial services.

Government Purchases

Expenditures by government entities for goods and services that are part of a country's gross domestic product.