Respuesta :

srijal6455

Step-by-step explanation:

or, y° + 40° + y + 30° = 180 [Sum of angle of a triangle]

or, 2y°+ 70° = 180°

or, 2y° = 180° - 70°

or, y = 110°/2°

or. y = 55°

Therefore the value of y is 55°

Otras preguntas