**RD Sharma Class 8 Full Book PDF (Mathematics) - Scribd**
https://www.scribd.com/document/508594180/RD-SHARMA-CLASS-8-FULL-BOOK-PDF-MATHEMATICS

Property 3. The square root of an even square number is even and that square root of an odd square number is odd. Explanation: By property 3, in section 3.3.1, the squares of even numbers are even numbers and that of odd numbers are odd numbers. Property 4 Ifa number has a square root in N, then its units digit must be 0, I, 4,5 0r9.

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