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Example 4 The length of a rectangle is 7.1 cm and its breadth is 2.5 cm. What is the area of the rectangle?Given, Length = 7.1 cm Breadth = 2.5 cm Area of rectangle = Length × Breadth = 7.1 cm × 2.5 cm = 71/10 × 25/10 × (cm × cm) = (𝟕𝟏 × 𝟐𝟓)/𝟏𝟎𝟎 × 〖𝑐𝑚〗^2 = 1775/100 × 〖𝑐𝑚〗^2 = 17.75 〖𝒄𝒎〗^𝟐 ∴ Area is 17.75 cm2

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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.