Important Squares and their square root.
THE STUDENT MUST MEMORISE THIS BY TONGUE.
42 = 16 | 112 = 121 |
52 = 25 | √(25)=5 |
62 = 36 | √(36)= 6 |
72 = 49 | √(49 ) = 7 |
82 = 64 | √(64)= 8 |
92 = 81 | √(81)= 9 |
102 = 100 | √(100) = 10 |
112 = 121 | √(121) = 11 |
122 = 144 | √(144 ) = 12 |
132 = 169 | √(169 ) = 13 |
142 = 196 | √(196 ) = 14 |
152 = 225 | √(225 ) = 15 |
162 = 256 | √(256 ) = 16 |
172 = 289 | √(289 ) = 17 |
202 = 400 | √(400 ) = 20 |
252 = 625 | √(625 ) = 25 |
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