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Byju's Answer
Standard VII
Mathematics
Angles on a Straight Line
In the given ...
Question
In the given figure, if AB || CD and EF || DQ, then
∠
P
D
Q
is .............
A
48
∘
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B
34
∘
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C
72
∘
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D
68
∘
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Solution
The correct option is
D
68
∘
Given :
A
B
|
|
C
D
;
E
F
|
|
D
Q
To find :
∠
P
D
Q
∵
A
B
|
|
C
D
and
P
E
is transversal
∠
P
D
C
and
∠
P
E
A
are corresponding angles.
∴
P
E
A
=
34
∘
∠
P
E
A
+
∠
P
E
F
+
∠
F
E
B
=
180
∘
(Linear pair)
34
∘
+
∠
P
E
F
+
∠
F
E
B
=
180
∘
∠
P
E
F
=
180
∘
−
34
∘
−
78
∘
∠
P
E
F
=
68
∘
∵
E
F
|
|
D
Q
∠
P
D
Q
=
∠
P
E
F
=
68
∘
∴
∠
P
D
Q
=
68
∘
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Similar questions
Q.
In Fig. 70, if AB || CD, then the values of x and y are
(a) x = 24, y = 48
(b) x = 34, y = 68
(c) x = 24, y = 68
(d) x = 34, y = 48