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Mathematics
Mathematics
Problem
If ABCDEF is regular hexagon, then
A
D
+
E
B
+
F
C
\mathbf{AD} + \mathbf{EB} + \mathbf{FC}
AD
+
EB
+
FC
is equal to a. 0 b.
2
A
B
2\mathbf{AB}
2
AB
c.
3
A
B
3\mathbf{AB}
3
AB
d.
4
A
B
4\mathbf{AB}
4
AB
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