Question

please answeet this explain properly then I will do next problems​

Answer 1

ANGLE x :

ANGLE x = 60°

( Because, vertically opposite angles are equal )

ANGLE y :

By angle sum property of a triangle,

x + y + 30° = 180°

60° + 30° + y = 180°

y = 180° - 90°

ANGLE y = 90°