Question-35422

Question Number 35422 by ajfour last updated on 18/May/18

Commented by ajfour last updated on 19/May/18

S p h e r e o f r a d i u s R t o u c h e s

p l a n e a t B . L i n e A P Q i n t e r s e c t s

s p h e r e a t P a n d Q .

m i n i m u m a n g l e t h a t l i n e m a k e s

w i t h p l a n e i s θ . F r o m t h i s

m i n i m u m a n g l e d i r e c t i o n l i n e

A B a l o n g p l a n e m a k e s a n a n g l e ϕ .

A B = a . F i n d l e n g t h P Q i n t e r m s

o f θ, ϕ, a, a n d R .

Commented by ajfour last updated on 19/May/18

S e e Q . 35430 f o r s o l u t i o n .

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