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Byju's Answer
Standard X
Mathematics
Area of Sector
If a, b, c,...
Question
If
a
,
b
,
c
,
d
are in GP, then
A
a
c
=
c
d
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B
a
b
=
c
d
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C
b
c
=
√
a
d
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D
a
d
=
b
c
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Solution
The correct option is
A
a
d
=
b
c
Given
a
,
b
,
c
,
d
are in GP
⇒
b
a
=
c
b
=
d
c
⇒
b
c
=
a
d
Hence, option 'D' is correct.
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Similar questions
Q.
If four sides of a quadrilateral ABCD are tangential to a circle, then
(a) AC + AD = BD + CD
(b) AB + CD = BC + AD
(c) AB + CD = AC + BC
(d) AC + AD = BC + DB