If 1square=4, 2square=10, 3square=21 then 4square=__?
Answer Posted / anu abraham
1square 1+3=4
2square 4+3+3=10
3square 9+6+6=21
4square 16+12+12=40
AAV
| Is This Answer Correct ? | 9 Yes | 2 No |
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