Question

Dot pattern of number 5 represents which of the following shape​

Answer 1

Given :  dot pattern of number 5

To Find : represents which of the following shape ?

(a) line. (b) rectangle. (c) square. (d) triangle​

Solution:

Any number can be represented as Line in dot Pattern

1  - Ο  

2 - Ο  Ο  

3 - Ο  Ο  Ο  

4 - Ο  Ο  Ο  Ο  

5 - Ο  Ο  Ο  Ο  Ο  

6 - Ο  Ο  Ο  Ο  Ο  Ο  

Any number having latest two prime factors can be represented as  rectangle

6  = 2 * 3  , 8 = 2 * 2 * 2

8                 6                  8                             6

Ο  Ο        Ο  Ο             Ο  Ο  Ο  Ο            Ο  Ο  Ο

Ο  Ο        Ο  Ο            Ο  Ο  Ο  Ο             Ο  Ο  Ο  

Ο  Ο        Ο  Ο

Ο  Ο                      

Any perfect square > 1  can be represented as   Square

4 , 9 , 16 ,,,,,,

4 =2²                        9=3²  

Ο  Ο                     Ο  Ο  Ο

Ο  Ο                     Ο  Ο  Ο

                            Ο  Ο  Ο

Triangular number can be represented as triangle  

3  , 6 , 10   , 15 ,,,,,,,,,,,,,,

  3                    6

  Ο                   Ο

Ο   Ο            Ο      Ο

                Ο      Ο     Ο          

5 is neither multiple of two prime numbers , nor perfect square

neither a triangular number

Hence 5 can  not be represented as rectangle , square , triangle

Only option left is Line

5 = ΟΟΟΟΟ

dot pattern of number 5 represents LINE

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