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Understanding (n x n x n) Sized Cubes (in Hindi)
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(In Hindi) Here we discuss Basics of Cubes, Unit sized cubes also k/s Blocks, Painted sides of (n x n x n) sized cube, General Formulae to find 0/1/2/3 sides painted etc.

Bhavuk Pujara
MDI Gurgaon ‘16-‘18 | CAT 98.3 | Aptitude trainer for 4+ years

U
Unacademy user
1st May 1960 No. of taluka 251 municipal corporation 8 cm- of Gujarat is Mr Vijay Rupani governor-of Gujarat is Mr O.P.Kohli
sir you taught great....thank you so much
Bhavuk Pujara
7 months ago
Thanks for the feedback Mansi. I’m glad my course could of help to you...:)
  1. Painted blocks in a (n x n x n) Cube


  2. nxnxn Cube Observation: No. of blocks of size 1 x 1 x 1 n3 blocks No. of edges- 12 edges Always No. of vertices 8 vertices Always 6 sidesAlways Varies . If the Cube is painted, then: .3 sides painted: 8 blocks Always . 2 sides painted: 12(n - 2) blocks 1 side painted: 6(n - 2)2 blocks 0 sides painted: (n 2)3 block:s


  3. nxnxn Cube Paint all sides of a 4 x 4 x 4 Cube Find how many blocks have . 1 side painted 0 sides painted 2 sides painted 3 sides painted All 4 sides painted


  4. 1 x 1 x 1 cube


  5. 2 x 2x 2 cube


  6. 3 x 3 x 3 cube


  7. 4 x 4 x 4 cube