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Mathematics
Mathematics
Problem
△
A
B
C
\triangle ABC
△
A
B
C
is isosceles with
A
B
=
A
C
AB = AC
A
B
=
A
C
. If the vertex angle
∠
A
\angle A
∠
A
measures
46
∘
46^{\circ}
4
6
∘
, find each base angle. a)
46
∘
46^{\circ}
4
6
∘
b)
67
∘
67^{\circ}
6
7
∘
c)
134
∘
134^{\circ}
13
4
∘
d)
72
∘
72^{\circ}
7
2
∘
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