x
=
1.3
3.9
∴
∴
3
x
4.5
=
1.3
3.9
PT
=
SQ
QR
Find the value of ‘x’ in the figure, if line l is parallel to one of
the sides of the given triangle :
In ΔSTR,
Sol.
line l II side TR [Given]
SP
[By B.P.T]
×
4.5
(ii)
x
=
3
∴
4.5
∴
x = 1.5
S
T
R
Q
P
4.5
x
1.3
l
3.9
1.5
∴
x
=
3
2
∴
∴
4
8
2
=
x
3
PL
=
MQ
QN
Find the value of ‘x’ in the figure, if line l is parallel to one of
the sides of the given triangle :
In ΔLMN,
Sol.
line l II side LN [Given]
MP
[By B.P.T]
×
8
(iii)
∴
x = 12
L
M
N
Q
P
2
8
x
3
l
∴