Jawabanmu

2014-02-06T14:22:03+07:00
Cari dulu phitagorasnya c^2 = a^2 + b^2
B^2 = 3^2 -2^2
B^2 = 9 – 4
B =  \sqrt{5}
Maka tan  =  \frac{2}{ \sqrt{5} }