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dmitrijmel2010
@dmitrijmel2010
July 2022
1
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в треугольнике АВС угол С = 90гр АС= 20 TgA=0.5 найдите ВС
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marinisaev1
TgA = отношение противолежащего катета к прилежащему катету
tgA = bc/ac,bc=ac*tgA=20*0.5=10
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tgA = bc/ac,bc=ac*tgA=20*0.5=10