Ex 10.1, 2 - The lid of a rectangular box of sides 40 cm by 10 cm


Transcript

Ex 10.1, 2 The lid of a rectangular box of sides 40 cm by 10 cm is sealed all round with tape. What is the length of the tape required? Length = l = 40 cm Breadth = b = 10 cm Length of tape required = Perimeter of rectangle = 2 × (Length + Breadth) = 2 × (40 + 10) = 2 × (50) = 100 cm = 1 m (1m = 100 cm) ∴ 1m of tape is required for sealing rectangular box

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.