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Anemarinhosouza
@Anemarinhosouza
December 2019
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A = 3x + 40 e B = 2x + 40
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SraAzevedo
Verified answer
A + B = 180°
3x + 40 + 2x + 40 = 180
5x + 80 = 180
5x = 180 - 80
5x = 100
x = 20°
Ângulo A
3x + 40 =
3(20) + 40 =
60 + 40 =
100°
》》》》》》》》》》
Ângulo B
2x + 40 =
2(20) + 40 =
40 + 40 =
80°
24 votes
Thanks 56
poty
Verified answer
Ângulos Suplementares = 180°
A + B = 180°
3x + 40 + 2x + 40 = 180
5x + 80 = 180
5x = 180 - 80
5x = 100
x = 20
°
Valor do ângulo A---> 3x + 40 = 3(20) + 40 = 60 + 40 =
100
°
Valor do ângulo B --> 2x + 40 = 2(20) + 40 = 40 + 40 =
80
°
Verificando: 100 + 80 = 180° <-- suplementar
14 votes
Thanks 25
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Lista de comentários
Verified answer
A + B = 180°3x + 40 + 2x + 40 = 180
5x + 80 = 180
5x = 180 - 80
5x = 100
x = 20°
Ângulo A
3x + 40 =
3(20) + 40 =
60 + 40 =
100°
》》》》》》》》》》
Ângulo B
2x + 40 =
2(20) + 40 =
40 + 40 =
80°
Verified answer
Ângulos Suplementares = 180°A + B = 180°
3x + 40 + 2x + 40 = 180
5x + 80 = 180
5x = 180 - 80
5x = 100
x = 20°
Valor do ângulo A---> 3x + 40 = 3(20) + 40 = 60 + 40 = 100°
Valor do ângulo B --> 2x + 40 = 2(20) + 40 = 40 + 40 = 80°
Verificando: 100 + 80 = 180° <-- suplementar