Ex 10.1, 11 - A piece of string is 30 cm long. What will be length of

 

 

 

 

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Ex 10.1, 11 A piece of string is 30 cm long. What will be the length of each side if the string is used to form : (a) a square? Since string forms a square Length of string = Perimeter of square 30 = 4a 4a = 30 a = 30/4 a = 15/2 a = 7.5 cm ∴ Length of side is 7.5 cm

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.