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CBSE Class 10 Answered

Circles :- Explain and solve the answer
Asked by | 27 Feb, 2009, 05:40: PM
answered-by-expert 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 | 29 Mar, 2009, 07:48: PM
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