Question

What is iambic pentameter?

Answer 1

a line of verse with five feet, each has one short (or unstressed) syllable followed by one long (or stressed) syllable,

Example: Two households, both alike in dignity.
Example: Shall I compare thee to a summer's day?

Answer 2

Iambic pentameter is a type of metric used in English poetry and verse drama.

Iambic indicates an unstressed syllable followed by a stressed syllable. While pentameter indicates a line of five feet.

Shakespeare used this type of metric for most of his plays and sonnets.

I hope this answer helps you.