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Byju's Answer
Standard IX
Mathematics
Parallelogram
ABCD is a par...
Question
A
B
C
D
is a parallelogram,
p
is any point on
C
D
. If
a
r
(
D
P
A
)
=
15
c
m
2
and
a
r
(
A
P
C
)
=
20
c
m
2
then
a
r
(
A
P
B
)
=
A
15
c
m
2
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B
20
c
m
2
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C
35
c
m
2
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D
30
c
m
2
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Solution
The correct option is
C
35
c
m
2
area
(
D
P
A
)
=
15
c
m
2
area
(
A
P
C
)
=
20
c
m
2
area
(
A
P
B
)
=
?
area of
△
A
C
D
=
(
15
+
20
)
c
m
2
=
35
c
m
2
Now in a parallelogram opp sides are equal.
∴
C
D
=
A
B
also
A
B
∥
C
D
Now, we know,
triangles having same base and lie with same
∥
have same area
area of
△
A
B
P
=
area of
△
A
C
D
=
35
c
m
.
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Similar questions
Q.
ABCD is a parallelogram. P is any point on CD. If
a
r
(
△
D
P
A
)
=
15
c
m
2
and
a
r
(
△
A
P
C
)
=
20
c
m
2
,
then
a
r
(
△
A
P
B
)
=
Q.
ABCD is a parallelogram. P is any point on CD. If ar (ΔDPA) = 15 cm2 and ar (ΔAPC) = 20 cm
2
, then ar (ΔAPB) =
(a) 15 cm
2
(b) 20 cm
2
(c) 35 cm
2
(d) 30 cm
2