Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If ABCDEF is a regular hexagon and
A
B
+
A
C
+
A
D
+
A
E
+
A
F
=
λ
A
D
\mathbf{AB} + \mathbf{AC} + \mathbf{AD} + \mathbf{AE} + \mathbf{AF} = \lambda \mathbf{AD}
AB
+
AC
+
AD
+
AE
+
AF
=
λ
AD
, then
λ
\lambda
λ
is equal to a. 2 b. 3 c. 4 d. 6
Browse the problem library