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Mathematics
Problem
AB is a diameter of a circle and C is a point on the circle. If
∠
C
B
A
=
25
∘
\angle CBA = 25^{\circ}
∠
C
B
A
=
2
5
∘
, find
∠
C
A
B
\angle CAB
∠
C
A
B
. a)
25
∘
25^{\circ}
2
5
∘
b)
90
∘
90^{\circ}
9
0
∘
c)
65
∘
65^{\circ}
6
5
∘
d)
115
∘
115^{\circ}
11
5
∘
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