The circle with center C shown below is tangent to both axes. If the distance from O to C is equal to K, what is the radius of the circle, in terms of K?

The circle with center C shown below is tangent to both axes. If the distance from O to C is equal to K, what is the radius of the circle, in terms of K?

A K

B K/√2

C K/√3

D K/2

Solution

Correct Answer: Option B