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Mathematics
Mathematics
Problem
If line segments
A
B
=
C
D
AB = CD
A
B
=
C
D
and
C
D
=
E
F
CD = EF
C
D
=
E
F
, which statement follows directly from these facts? a)
A
B
+
C
D
=
E
F
AB + CD = EF
A
B
+
C
D
=
E
F
b)
A
B
=
E
F
AB = EF
A
B
=
E
F
c)
A
B
=
C
D
+
E
F
AB = CD + EF
A
B
=
C
D
+
E
F
d)
A
B
−
C
D
=
E
F
AB - CD = EF
A
B
−
C
D
=
E
F
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