Question

can a poem have 3 lines per paragraph?

Answer 1

Yah, a poem can have 3 lines per stanza.
It's not about how many lines are there is one stanza, all what matters is the lines should be what is called as poem!

hope it helps!

Answer 2

HEY FRIEND,

here is your answer...

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Yes, a poem can have three lines in a paragraph. A paragraph having three lines is known as tercet.

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##hope it helps you##