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1. |
If (s - a) + (s - b) + (s - c) = s, then the value of [(s - a)2 + (s - b)2 + (s - c)2 + s2] / (a2 + b2 + c2) will be |
A. | 3 |
B. | 1 |
C. | 0 |
D. | -1 |
Answer» C. 0 | |