Respuesta :

habibatanuhu

Answer:

let the unnamed angles in the triangle be denoted by "x" .

since the sum of angles of a triangle is= 180 degrees, then

[tex]2x + 90 = 180 \\ 2x = 90 \\ x = 45[/tex]

y = 45° + 90°

therefore , y = 135°

Otras preguntas