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Mathematics
Problem
For an acute angle
A
A
A
,
cos
A
=
5
13
\cos A = \dfrac{5}{13}
cos
A
=
13
5
. Determine
tan
A
\tan A
tan
A
. a)
5
12
\dfrac{5}{12}
12
5
b)
12
5
\dfrac{12}{5}
5
12
c)
13
5
\dfrac{13}{5}
5
13
d)
5
13
\dfrac{5}{13}
13
5
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