|kąt BAC|=180°-52°-68°=60°
Z tw. sinusów:
12/sin60°=|AB|/sin68°
12/0,866=|AB|/0,927
12*0,927/0,866=|AB|
|AB|=12,86cm
12/sin60°=|AC|/sin52°
12/0,866=|AC|/0,788
12*0,788/0,866=|AC|
|AC|=10,92cm
L=|AB|+|BC|+|AC|=12,86cm+12cm+10,92cm=35,78cm
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|kąt BAC|=180°-52°-68°=60°
Z tw. sinusów:
12/sin60°=|AB|/sin68°
12/0,866=|AB|/0,927
12*0,927/0,866=|AB|
|AB|=12,86cm
12/sin60°=|AC|/sin52°
12/0,866=|AC|/0,788
12*0,788/0,866=|AC|
|AC|=10,92cm
L=|AB|+|BC|+|AC|=12,86cm+12cm+10,92cm=35,78cm