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Asked: 2021-03-09T10:52:32+00:00 In:

Obtain the volume of rectangular boxes with the following length, breadth and height respectively: (i) 5a, 3a²7a⁴ (ii) 2p,4q,8r

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NCERT Solutions for Class 8 Mathematics Chapter 9
Important NCERT Questions
Algebraic Expressions and Identities Chapter 9 Exercise 9.2
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 4

2020-2021algebraic expressions and identitiescbsechapter 9class8mathematicsncert
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    1. Best Answer

      (i) Volume of rectangular box = length x breadth x height
      = 5ax3a²x7a⁴=(5x3x7)(axa²xa⁴)
      = 105a⁷ cubic units
      (ii) Volume of rectangular box = length x breadth x height
      = 2px4qx8r= (2x4x8)(pxqxr)
      = 64 pqr cubic units

      Class 8 Maths Chapter 9 Exercise 9.2 Solution in Video

      for more answers vist to:
      https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-9/

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    2. Solution:—

      .°.Length of rectangle-5a ,

      Breadth of rectangle-3a^2

      Height of rectangle-7a^4
      =Volume of rectangle- L×B×H—=5a×3a^2×7a^4=105a^6
       

       

       

       

       

       

       

       

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