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In , lies on and on such that . If , and , the length of (in cm)…
MATHEMATICS · Single correct · CBSE · Mathematics · Triangles · Triangles
Problem
In
△
A
B
C
\triangle ABC
△
A
B
C
,
D
D
D
lies on
A
B
AB
A
B
and
E
E
E
on
A
C
AC
A
C
such that
D
E
∥
B
C
DE \parallel BC
D
E
∥
B
C
. If
A
D
=
3
cm
AD = 3\,\text{cm}
A
D
=
3
cm
,
D
B
=
6
cm
DB = 6\,\text{cm}
D
B
=
6
cm
and
A
C
=
12
cm
AC = 12\,\text{cm}
A
C
=
12
cm
, the length of
A
E
AE
A
E
(in cm) is (a) 6 (b) 4 (c) 8 (d) 5
Related theory
Basic Proportionality Theorem
Similarity
Basic Proportionality Theorem (BPT)
Triangles
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