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In a circle, chord subtends an angle of at the centre and chord subtends an angle of…
MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles
Problem
In a circle, chord
P
Q
PQ
P
Q
subtends an angle of
(
2
x
+
10
)
∘
(2x + 10)^\circ
(
2
x
+
10
)
∘
at the centre and chord
R
S
RS
R
S
subtends an angle of
(
3
x
−
20
)
∘
(3x - 20)^\circ
(
3
x
−
20
)
∘
. If
P
Q
=
R
S
PQ = RS
P
Q
=
R
S
, find the value of
x
x
x
. (a)
20
20
20
(b)
30
30
30
(c)
25
25
25
(d)
38
38
38
Related theory
Chord Properties
Circles
Equal chords and their distances
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