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Mathematics
Mathematics
Problem
In a cyclic quadrilateral
P
Q
R
S
PQRS
P
QR
S
,
∠
P
=
(
3
x
+
15
)
∘
\angle P = (3x + 15)^{\circ}
∠
P
=
(
3
x
+
15
)
∘
and
∠
R
=
(
5
x
−
35
)
∘
\angle R = (5x - 35)^{\circ}
∠
R
=
(
5
x
−
35
)
∘
. Calculate the value of
x
x
x
. a) 20 b) 25 c) 24 d) 40
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