Respuesta:
a) 5x + 2° + 9x-10° =90°
5x+9x=90°+10°-2°
14x=98°
x=98°:14
x=7
5.7+2°=37°
alfa = 37°
9.7-10°=53°
beta = 53°
b) 3x-7°+7x+2°+4x+3°=180°
3x+7x+4x=180°-3°-2°+7°
14x=182°
x=182°:14
x=13
3.13-7° =32°
alfa=32°
7.13+2=93°
beta=93°
4.13+3°=55°
gamma=55°
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Respuesta:
a) 5x + 2° + 9x-10° =90°
5x+9x=90°+10°-2°
14x=98°
x=98°:14
x=7
5.7+2°=37°
alfa = 37°
9.7-10°=53°
beta = 53°
b) 3x-7°+7x+2°+4x+3°=180°
3x+7x+4x=180°-3°-2°+7°
14x=182°
x=182°:14
x=13
3.13-7° =32°
alfa=32°
7.13+2=93°
beta=93°
4.13+3°=55°
gamma=55°