ΔABC По Т.sin AC/sin∠B=AB/sin∠C
33/sin30°=AB/sin45°
33/1/2=AB/√2/2
1\2AB=33*√2/2
1\2AB=33√2/2
AB=33√2/2 :1\2=33√2
ΔABC По Т.sin AC/sin∠B=AB/sin∠C
33/sin30°=AB/sin45°
33/1/2=AB/√2/2
1\2AB=33*√2/2
1\2AB=33√2/2
AB=33√2/2 :1\2=33√2