Помогите определить в каждом предложении видовременную форму и залог

глагола - сказуемого. 1. A

few figures were displayed on the screen.

2. The

angles of the triangle have been measured.

3. The

atomic ice-breaker is equipped with an atomic engine.

4. A

new plan is being discussed now.

1. A few figures were displayed (Past Simple Passive) on the screen.

2. The angles of the triangle have been measured. (Present Perfect Passive)

3. The atomic ice-breaker is equipped (Present Simple Passive) with an atomic engine.

4. A new plan is being discussed (Present Continuous Passive) now.