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In a circle with centre
MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles
Problem
In a circle with centre
O
O
O
, chord
A
B
AB
A
B
subtends an angle of
110
∘
110^{\circ}
11
0
∘
at
O
O
O
. Another chord
C
D
CD
C
D
is equal to
A
B
AB
A
B
. If
P
P
P
is a point on the circle such that
C
D
CD
C
D
subtends angle
∠
C
P
D
\angle CPD
∠
C
P
D
at the remaining part of the circle, find
∠
C
P
D
\angle CPD
∠
C
P
D
. (a)
125
∘
125^{\circ}
12
5
∘
(b)
70
∘
70^{\circ}
7
0
∘
(c)
55
∘
55^{\circ}
5
5
∘
(d)
35
∘
35^{\circ}
3
5
∘
Related theory
Circles
Circle angle properties
Angle subtended by a chord
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