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Byju's Answer
Standard VII
Mathematics
Cost of Framing, Fencing
The area of t...
Question
The area of the quadrilateral whose diagonal is 11 cm and the heights are 8.5cm and 9.5 cm is ??
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Solution
Dear Student,
A
r
e
a
o
f
q
u
a
d
r
i
l
a
t
e
r
a
l
=
1
2
×
d
i
a
g
o
n
a
l
×
S
u
m
o
f
p
e
r
p
e
n
d
i
c
u
l
a
r
s
A
r
e
a
=
1
2
×
11
×
(
8
.
5
+
9
.
5
)
A
r
e
a
=
1
2
×
11
×
18
=
99
c
m
2
Regards!
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Q.
Mark (✓) against the correct answer:
The diagonal of a quadrilateral is 20 cm in length and the lengths of perpendiculars on it from the opposite vertices are 8.5 cm and 11.5 cm. The area of the quadrilateral is
(a) 400 cm
2
(b) 200 cm
2
(c) 300 cm
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(d) 240 cm
2