Question 30

Let $$𝑆$$ be a circle of radius $$10$$ with centre $$O$$. Suppose $$S_{1}$$ and $$S_{2}$$ are two circles which touch $$𝑆$$ internally and intersect each other at two distinct points $$𝐴$$ and $$𝐡$$. If $$\angle OAB =90^{\circ}$$ what is the sum of the radii of $$S_{1}$$ and $$S_{2}$$?


Correct Answer: 10

Book Free CAT Mentorship

Get personalized CAT strategy from a 99%iler

500+ students mentored
CAT mentor

Join CAT 2026 course by 5-Time CAT 100%iler

Crack CAT 2026 & Other Exams with Cracku!

Ask AI