Question

Choose the correct alternative:

Let C be the circle with centre at (1, 1) and radius = 1. If T is the circle centered at (0, y) passing through the origin and touching the circle C externally, then the radius of T is equal to

Options

• `sqrt(3)/sqrt(2)`

• `sqrt(3)/2`

• `1/2`

• `1/4`

Answer 1

`1/4`