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Byju's Answer
Other
Quantitative Aptitude
Lines and Angles
In the given ...
Question
In the given figure, AB || DC,
∠
B
A
D
=
90
0
,
∠
C
B
D
=
28
0
and
∠
B
C
E
=
65
0
. Then
∠
A
B
D
=
?
A
32
0
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B
37
0
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C
43
0
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D
53
0
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Solution
The correct option is
C
37
0
∠
B
D
C
+
∠
D
B
C
=
65
∘
(
∵
S
u
m
o
f
t
w
o
o
p
p
o
s
i
t
i
n
t
e
r
i
o
r
a
n
g
l
e
s
o
f
a
t
r
i
a
n
g
l
e
=
e
x
t
e
r
i
o
r
a
n
g
l
e
)
⟹
∠
B
D
C
+
28
∘
=
65
∘
⟹
∠
B
D
C
=
37
∘
∠
B
A
D
+
∠
A
D
C
=
180
∘
(
s
u
m
o
f
c
o
−
i
n
t
e
r
i
o
r
a
n
g
l
e
=
180
∘
)
⟹
∠
A
D
C
=
90
∘
∴
∠
A
D
B
=
∠
A
D
C
−
∠
B
D
C
=
90
∘
−
37
∘
=
53
∘
I
n
△
A
B
D
:
∠
A
D
B
+
∠
A
B
D
+
∠
D
A
B
=
180
∘
⟹
53
∘
+
∠
A
B
D
+
90
∘
=
180
∘
⟹
∠
A
B
D
=
180
∘
−
143
∘
=
37
∘
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0
Similar questions
Q.
In the given figure, AB || DC,
∠BAD = 90°, ∠CBD = 28° and ∠BCE = 65°. Then ∠ABD = ?
(a) 32°
(b) 37°
(c) 43°
(d) 53°