ASSIGNMENT
SQUARE AND SQUARE ROOT
CLASS – VIII
1. Show that the following numbers are not a perfect square.
(a) 9327              (b) 4058              (c) 22453            (d) 743522
2. Which number has even square number?
(a) 25783            (b) 5583              (c) 125                 (d) 226
3. Select which one is a Pythagorean triplet?
(a) (8, 12, 14)     (b) (8, 15, 17)     (c) (14, 48, 51)   (d) (7, 24, 25)
4. How many non-square number lies between 256 and 280.
5. Find the square of.
(a) 1000              (b) 75                  (c) 105                 (d) 862
6. Find square root by prime factorization method.
(a) 441                (b) 529                (c) 1764              (d) 8281
7. Find 4-digit smallest number which is a perfect square.
8. Find square root of following by prime factorization
(a) 1024              (b) 529                (c) 196                 (d) 961
9. Find the least number which must be subtracted from the following number to make them perfect square.
(a) 2361              (b) 194491                   (c) 26535            (d) 16160

10. Find the greatest five digit number. Which is perfect square.