25 Seven years ago, Raghav's age was five times the square of Natima's age After three years from - Maths - Circles

Question

25   S e v e n   y e a r s   a g o ,   R a g h
a v ' s   a g e   w a s   f i v e   t i m e s
  t h e   s q u a r e   o f   N a t i m a ' s
  a g e   A f t e r   t h r e e   y e a r s
  f r o m   n o w ,   N a t i m a ' s   a g e
          w i l l   b e   2 5
  t i m e s   o f   t h e   a g e   o f
  R a g h a v   F i n d   t h e   d i f f e r e
n c e   b e t w e e n   t h e   a g e s   o f
  R a g h a v   a n d   N a t i m a 27   T w o
  tan g e n t s   A B   a n d   A C   a r
e   d r a w n   t o   a   c i r c l e   w
i t h   c e n t r e   O   s o   t h a t  
∠ B A C = 120 °   P r o v e   t h a t   O
A = 2 A B

Sandeep Saurav · Accepted Answer

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