Square Root

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Square Root
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What is a Square

• A number multiplied by itself gives another
  number which is said as square.
• Example
• What is the square of 2 ?
• Multiply 2 by 2 2 x 2
• The square of 2 is 4.

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Shortcut for Finding Square

• If you want to find the square of 2, draw a
  square with length and breadth as 2.
• Split the square with l2 boxes and b 2 boxes.
• Count the number of squares, which is the square
  of 2.

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Square Root

• The opposite of square is square root.
• The square root of a number is another number
  which when multiplied by itself gives the square
  number.
• i.e., The square root of 4 is 2. (2x2 gives 4)

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Square Root Symbol

• The square root is represented by the radic
  symbol.
• It has three parts.

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Square Root Symbol
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How to Find Square Root

• It is easy to find the square root of a perfect
  square.
• A perfect square is one which is the product of
  two equal integers.
• Examples of perfect squares
• 1,4,9,16,25,36,49,......

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Square Root of Perfect Squares
The square root of 16 is 4 because (4x416) The
square root of 49 is 7 because (7x749) Consider
for 36, you can write 36 as
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Square Root of Non Perfect Squares
Square root of 38. 38 is not a perfect
square Nearest perfect square on left side is
36. Square root of 36 is 6. 38 is in second
position of 36. Hence square root of 38 is 6.2
36
49

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45
35
40
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THANK YOU !!!
Find Square Root of Perfect and Non-Perfect
Squares online using Square Root
Calculator https//www.easycalculation.com/square-
root.php