Geometry

Question Analysis

This question focuses on applying the radian - to - degree conversion formula, testing the ability to correctly transform an angle measure from the radian system to the degree system.

 

Key Concept Explanation

The formula for converting radians to degrees is . This is based on the fact that a full - circle is radians or , so multiplying a radian measure by gives the equivalent measure in degrees.

 

Step - by - Step Solution

1. Given the angle radians.

2. Apply the conversion formula: Substitute into , we get .

3. Simplify the expression: The terms cancel out. Then, .

 

Option Analysis

A.: Since

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