Respuesta:
65
Explicación paso a paso:
C =40°
A =75°
B = x°
180° forma un triangulo
entonces
B = A + C - 180
B = 115 - 180
B = 65°
fin
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Verified answer
Respuesta:
65
Explicación paso a paso:
C =40°
A =75°
B = x°
180° forma un triangulo
entonces
B = A + C - 180
B = 115 - 180
B = 65°
fin