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Byju's Answer
Standard IX
Mathematics
Parallelogram
State true or...
Question
State true or false:
In parallelogram
A
B
C
D
, the bisector of angle
A
meets
D
C
in
P
and
A
B
=
2
A
D
, then
∠
A
P
B
=
90
0
A
True
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B
False
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Solution
The correct option is
A
True
We have to prove that
∠
A
P
B
=
90
°
Opposite angles are supplementary
⇒
∠
1
+
∠
2
+
∠
3
+
∠
4
=
180
°
[
∠
1
=
∠
2
,
∠
3
=
∠
4
]
⇒
2
∠
2
+
2
∠
3
=
180
°
In
△
A
P
B
⇒
∠
2
+
∠
3
+
∠
A
P
B
=
180
°
⇒
∠
A
P
B
=
180
°
−
90
°
=
90
°
.
Hence, the statement is true.
Suggest Corrections
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Similar questions
Q.
State true or false:
In parallelogram
A
B
C
D
, the bisector of angle
A
meets
D
C
in
P
and
A
B
=
2
A
D
, then
B
P
bisects angle
B
.
Q.
In parallelogram ABCD, the bisector of angle A meets DC in P and
A
B
=
2
A
D
.
Find
∠
A
P
B
.
Q.
In parallelogram
A
B
C
D
, the bisector of angle
A
meets
D
C
at
P
and
A
B
=
2
A
D
.
Prove that:
(i)
B
P
bisects angle
B
.
(ii)Angle
A
P
B
=
90
o
.
Q.
State true or false:
In the following figure,
A
B
C
D
is a parallelogram, then
∠
D
A
P
+
∠
C
B
P
=
∠
A
P
B
Q.
In parallelogram
A
B
C
D
, the bisector of angle
A
meets
C
B
in
P
and
the bisector of angle
B
meets
D
A
in
Q
and
A
B
=
2
A
D
.Then
∠
A
B
P
=
x
C
B
P
. Find the value of
x
.
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