Basic Math

Square and Cube

Square and Cube define to find out the square and cube formula, Square and cube table, Square feet.

Square and Cube

SQUARE

When a number multiple with it self then it is called square of the that number and Square is denoted as the power of 2 of that number but Square is take a biggest responsibility to solve aptitude question.
          2                        2
e.g:- 2 =2*2, 3  = 3*3

Properties Of Square:-

  • The number ending with 2,3,7 and 8 is never a perfect square.
  • The number of zeros in the end of a perfect square is never odd.
  • Even number Square is always even number and Odd number Square is always odd number.
  • Square of a number can not be negative.

CUBE Formula

When a number is multiple 3 times with itself then it is called as cube of the number and It is denoted as power of the number 3. Its also take the important role in solving the aptitude question. 
            3                                              3
e.g:- 3 = 3*3*3 =27, 4 = 4*4*4 =64

Square Feet

Meaning of Square feet the length and breath are 1 feet and multiply 1 feet length with 1 feet width is called 1 square feet.

1 square feet = 1 feet * 1 feet

Aptitude Question Based On Square Ans Cube:-

  • What is the least number of 4 digit having a perfect square ?

               (a) 1000              (b) 1024

               (c) 1025              (d) 1034
  • Which smallest number is multiple with 450 to make perfect square?

               (a) 5                    (b) 4

               (c) 3                    (d) 2
  • What least number multiple with 21600 to make a perfect cube?

               (a) 6                    (b) 10

               (c) 30                  (d) 60
  • The least number which were subtract from 4931 to make a perfect square?

               (a) 100                (b) 31

               (c) 140                (d) 150
  •    Simplify (256) power 3/4

                      (a) 25                     (b) 64

              (c) 56                     (d) 81

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