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Mathematics
Mathematics
Problem
Explain in one or two sentences why
tan
(
90
∘
−
θ
)
=
cot
θ
\tan(90^{\circ}-\theta)=\cot\theta
tan
(
9
0
∘
−
θ
)
=
cot
θ
for an acute angle
θ
\theta
θ
.
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