Question

please solve this question......​

Answer 1

holla dued refer pic above plz

Answer 2

Answer:Sum of angles of a triangle=180°

45+90+w=180

135+w=180

w=180-135=45°

Sum of Linear pair=180°

∠x=180-45

∠x=135°

∠y=180-45

∠y=135°

∠z=180-90

∠z=90°