PROVE THAT THE LINE OF CENTRES OF TWO INTERSECTING CIRCLES SUBTEND EQUAL ANGLES AT THE TWO PONTS OF INTERSECTION.

Asked by vrishti TOKAS | 12th Jan, 2016, 12:51: PM

Expert Answer:

 
begin mathsize 14px style I n space triangle A C B space a n d space triangle A D B comma A C equals A D space space space left parenthesis R a d i i space o f space c i r c l e space w i t h space c e n t r e space A right parenthesis B C equals B D space space space left parenthesis R a d i i space o f space c i r c l e space w i t h space c e n t r e space B right parenthesis A B equals A B space space space space left parenthesis c o m m o n right parenthesis S o comma space b y space S S S space c r i t e r i o n space o f space c o n g r u e n c e comma triangle A C B approximately equal to triangle A D B rightwards double arrow angle A C B equals angle A D B end style

Answered by Rashmi Khot | 12th Jan, 2016, 02:21: PM

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