Question

Ао
D
B
120°
Angle A =
degrees.

Answer 1

`\Large\rm\underbrace{{\green{ \: Angle \: A \: = \: 120 \degree}}}`

Because vertically opposite angles are always equal.

Answer 2

A = 120

Explanation:

Angle A is a vertical angle to 120 and vertical angles are equal

A = 120