Let R, r(R>r) be the radii of two circles touching each other externally. If the common tangents of the circles form a right angled triangle, then the smallest integer greater than R¯r is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
answer is 1.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
π2=2sin−1R−rR+rR−rR+r=12Rr=2+12−1=3+22The integer value just greater than the above number is 6.