Jawabanmu

2014-06-12T20:56:27+07:00
Pake Aturan Sin= 9/sin 60 = 3√6/Sin x
=9/ 1/2
√3 = 3√6/Sin x
=Sin x =
1/2√3 * 3√6 / 9
=Sin x = 1/2
√2 = 45 = Sudut Q
60+45+x=180
105+x=180
x=180-105=75=Sudut P

Buat gambar segitiganya dulu