Match the numbers in the column A with their squares in the column B:
A |
|
|
B |
Answer |
|
_____ |
|
|
_____ |
____ |
|
(1) |
5 |
(a) |
25 |
(1) _____ |
|
(2) |
8 |
(b) |
144 |
(2) _____ |
|
(3) |
2 |
(c) |
36 |
(3) _____ |
|
(4) |
–6 |
(d) |
484 |
(4) _____ |
|
(5) |
–22 |
(e) |
64 |
(5) _____ |
|
(6) |
12 |
(f) |
4 |
(6) _____ |
|
|
|
(g) |
121 |
|
52 = 25
82 = 64
22 = 4
(−6)2 = 36
(−22)2 = 484
122 =144
Hence, (1) ↔ (a), (2) ↔ (e), (3) ↔ (f), (4) ↔ (c), (5) ↔ (d) and (6) ↔ (b)