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Byju's Answer
Standard VI
Mathematics
Definition of Triangle
ln a Δ A B ...
Question
ln
a
Δ
A
B
C
,
P
and
Q
are points on sides
A
B
and
A
C
respectively, such that PQ
∥
B
C
. If
A
P
=
2.4
c
m
,
A
Q
=
2
c
m
,
Q
C
=
3
c
m
and
B
C
=
10
c
m
,
find
A
B
and
P
Q
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Solution
G
i
v
e
n
t
h
a
t
P
Q
|
|
B
C
∠
A
=
∠
A
,
∠
P
=
∠
B
,
i
n
t
e
r
i
o
r
a
n
g
l
e
s
o
n
s
a
m
e
s
i
d
e
o
f
t
r
a
n
s
v
e
r
s
a
l
∠
Q
=
∠
C
,
i
n
t
e
r
i
o
r
a
n
g
l
e
s
o
n
s
a
m
e
s
i
d
e
o
f
t
r
a
n
s
v
e
r
s
a
l
∴
By
A
A
A
criteria,
Δ
A
B
C
∼
Δ
A
P
Q
⟹
A
B
A
P
=
A
C
A
Q
=
B
C
P
Q
A
B
2.4
=
5
2
=
10
P
Q
⟹
A
B
=
6
c
m
,
P
Q
=
4
c
m
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Q.
In a
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A
B
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,
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B
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. If
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=
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In a ∆ABC, P and Q are points on sides AB and AC respectively, such that PQ || BC. If AP = 2.4 cm, AQ = 2 cm, QC = 3 cm and BC = 6 cm, find the AB and PQ.