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zhambulat
@zhambulat
July 2022
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Из точки S к плоскости а проведены перпендикуляр SO и наклонные SA и SB найдите SB если SA=20 AO =16 OB=5
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ShirokovP
Verified answer
SB^2 = SO^2 + OB^2
SO^2 = SA^2 - AO^2
SO^2 = 20^2 - 16^2
SO^2 = 144
SO = 12
SB^2 = SO^2 + OB^2 = 144 + 25 = 169
SB = 13
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здрасти мне тоже помогите пожалуйста
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Verified answer
SB^2 = SO^2 + OB^2SO^2 = SA^2 - AO^2
SO^2 = 20^2 - 16^2
SO^2 = 144
SO = 12
SB^2 = SO^2 + OB^2 = 144 + 25 = 169
SB = 13