Characteristics of square roots of numbers
Characteristics of square roots of numbers 1.If a square number ends in ‘9’, its square root is a number ending in’3’ or ‘7’. 2. If a square number ends in ‘1’, its square root is a number ending in’1’ or ‘9’. 3. If a square number ends in ‘5’, its square root is a number ending in’5’ 4. If a square number ends in ‘4’, its square root is a number ending in’2’ or ‘8’. 5. If a square number ends in ‘6’, its square root is a number ending in’4’ or ‘6’. 6. If a square number ends in ‘0’, its square root is a number ending in ‘0’ Ex: 1)√529=23 √729=27 √1089=33 √ 1369=37, etc 2)√121= 11 √361= 19 √961 =31 √81= 9,etc 3)√625=25 √1225=35 √2025=45 & so on 4)√484=22 √64=8 √1024=32 √784=28 & so on 5)√196=14 √256=16 √576=24 √676=26 & so on 6)√10...