Geometry

Question Analysis

This question focuses on circles. The main task is to find the circumference of the circle. First, we need to calculate the radius by finding the distance between the center  and the given point  on the circle, and then use the circumference formula.

 

Key Concept Explanation

The radius  of a circle is the distance from the center  to a point  on the circle, calculated by . The circumference formula of a circle is .

 

Step - by - Step Solution

1. Calculate the radius:

Let  and .

Calculate  and