Circles :- Explain and solve the answer

Asked by  | 27th Feb, 2009, 05:40: PM

Expert Answer:

Clearly the boys are sitting at vertics of an equilateral triangle and telephone wires form sides of an equilateral triangle .

So length of string of each phone = 2r cos300=22(3/2)1/2=2(6)1/2 m

Answered by  | 29th Mar, 2009, 07:48: PM

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