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Mathematics
Mathematics
Problem
In
△
A
B
C
\triangle ABC
△
A
B
C
,
A
B
=
12
cm
AB = 12\,\text{cm}
A
B
=
12
cm
,
A
C
=
16
cm
AC = 16\,\text{cm}
A
C
=
16
cm
and
B
C
=
20
cm
BC = 20\,\text{cm}
B
C
=
20
cm
. Let
D
D
D
,
E
E
E
and
F
F
F
be the midpoints of
A
B
AB
A
B
,
A
C
AC
A
C
and
B
C
BC
B
C
respectively. Quadrilateral
B
D
E
F
BDEF
B
D
E
F
is formed by joining the points in that order. What is the perimeter of
B
D
E
F
BDEF
B
D
E
F
? a) 28 cm b) 24 cm c) 32 cm d) 30 cm
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