Question

find the lettered angles in the figure​

Answer 1

• x= 70° (vertically opposite angles)
• z+110°= 180° (linear pair)

= z= 180°-110°

z= 70°

• x+z+y= 180°

= 70°+70°+y= 180° (angle sum property)

140°+y= 180°

y= 180°-140°

y= 40°