Réponse:
NMH = Arcos(34,2÷100) ≈ 70°
HMA= NMB-NMH-AMB= 180-70-50=60
AM=> cos(60°) = 34,4÷ AM
AM= 34,4÷cos(60°)= 68,4°
MAB = 180-50-90= 40°
AB=> cos(40°)=AB÷68,4
AB= 68,4×cos(40°)≈ 52,4m
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Réponse:
NMH = Arcos(34,2÷100) ≈ 70°
HMA= NMB-NMH-AMB= 180-70-50=60
AM=> cos(60°) = 34,4÷ AM
AM= 34,4÷cos(60°)= 68,4°
MAB = 180-50-90= 40°
AB=> cos(40°)=AB÷68,4
AB= 68,4×cos(40°)≈ 52,4m