Ex 8.2, 4 (ii) - Chapter 8 Class 8 Algebraic Expressions and Identities

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Ex 8.2, 4 Obtain the volume of rectangular boxes with the following length, breadth and height respectively. (ii) 2𝑝, 4𝑞, 8𝑟 Length = 2𝑝, Breadth = 4𝑞, Height = 8𝑟 Volume = Length × Breadth × Height = 𝟐𝒑 × 𝟒𝒒 × 𝟖𝒓 = 2 × 𝑝 × 4 × 𝑞 × 8 × 𝑟 = (𝟐 × 𝟒 × 𝟖) × (𝒑 × 𝒒 × 𝒓) = 64 × 𝑝𝑞𝑟 = 𝟔𝟒𝒑𝒒𝒓

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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 and Computer Science at Teachoo