Question

hang the picture on the wall(change the voice)​

Answer 1

Change the voice :-

Active voice -

Hang the picture on the wall.

Passive voice -

Let the picture be hanged on the wall .

☆ The given sentence was imperative sentence.

Generally they are without subject and the verb is in the first form.

Like as given in the question the sentence is starting with hang which is also a verb .

Structure in passive -

Let + object + be + third form of verb .

Example :-

Post this letter .

Let this letter be posted .

In negative imperative sentence we can form them as follows .

Do not kill the bird.

Let not the bird be killed or let the bird not be killed.

Answer 2

Answer:

Let the picture be hanged on the wall