Question

A circle with radius 2 is placed against a right angle. Another smaller circle is also placed as shown in the adjoining figure. What is the radius of the smaller circle?

• A. $3-2\sqrt{2}$
• B. $4-2\sqrt{2}$
• C. $7-4\sqrt{2}$
• D. $6-4\sqrt{2}$

Answer 1

The correct option is D $6-4\sqrt{2}$

Option (D) is the correct answer. Check the video for the approach.