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Mathematics
Mathematics
Problem
A cyclic quadrilateral
A
B
C
D
ABCD
A
B
C
D
is such that
A
B
AB
A
B
is a diameter of the circle. If
∠
A
C
D
=
50
∘
\angle ACD = 50^\circ
∠
A
C
D
=
5
0
∘
, what is the measure of
∠
B
A
D
\angle BAD
∠
B
A
D
?
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