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Recent Responses by sayan38 :
u r correct......others are wrong....
anyone can google 4 it and find the correct answer....
100% sure......option A
then that's ok... i wrote this and in the next step i rounded it up...
In question it is told upto 3 decimal places....
Answer is 42.857
answer is 10cm
arc CD subtends 250 at circum ference so it subtends 500
therefore angle AOC =500
therefore <ABC=<BCD(INTERRIOR ALTERNATE)
now, consider arc BD it subtends at c to form 250 so, at center it will subtend 500....
and it's a gain...