Learn about square root and how to find square root.

1. Square Root

2. 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.

3. 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
l=2 boxes and b=
2 boxes.
Count the number of
squares, which is
the square of 2.

4. 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)

5. Square Root Symbol
• The square root
is represented
by the radic
symbol.
• It has three
parts.

6. Square Root Symbol

7. 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,......

8. Square Root of Perfect Squares
The square root of 16 is 4 because
(4x4=16)
The square root of 49 is 7 because
(7x7=49)
Consider for 36, you can write 36 as
√36=√4×9=√4×√9=√2×2×√3×3=2×3=6

9. 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
30 35 4540 50
36 49

10. THANK YOU !!!
Find Square Root of Perfect and
Non-Perfect Squares online using
Square Root Calculator
https://www.easycalculation.com/sq
uare-root.php