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00:00 - 00:59 | hello friends the question is without adding find the sum of the following parts ok so we know that sum of in consecutive odd numbers is given S is equal to numbers is equal to in square ok so we will use this concept hai to find the sum of all odd numbers and their consecutive odd numbers ok 1 3 5 7 and 9 so there are five consecutive odd numbers so it will be equal to 5 square which is equal to 25 ok we can verified by adding the terms and + 1 is 10 10 + 3 + 5 is 18 and 18 + MS 25 so |

01:00 - 01:59 | it is equal to 5 square ok and second part where we can see that all the terms are odd and their consecutive odd numbers 1 3 5 7 9 11 13 15 17 and 19 so there are how many times 123456789 there are ten ten consecutive odd numbers so there's some will be equal to 100 square square 110 square square show square of 10 is equal 200 some of the value in the second part is hundred this shaadi answer thank you |

**Introduction**

**Square of a number students are advised to commit to memory.**

**Perfect square or square number A natural number n is called a perfect square or a square number if there exists a natural number m such that `n = m^2`.**

**Show that 63504 is a perfect square. Also find the number whose square is 63504.**

**Find the smallest number by 180 must be multiplied so that the product is a perfect square.**

**Property 1 A number having `2,3,7 or 8` at units place is never a perfect square. In other words no square number end in `2,3,7 or 8`.**

**Property 2 The number of zero at the end of a perfect square is always even.**

**Property 3 Square of even numbers are always even numbers and squares of odd numbers are always odd numbers.**

**Property 4 The square of a natural number other than one is either a multiple of 3 or exceeds a multiple of 3 by 1.**

**Property 5 The square of a natural number other than one is either a multiple of 4 or exceeds multiple of 4 by 1.**