They are wearing masks.
Romeo and Benvolio are not immediately recognized at the Capulet's party because they are wearing masks, which conceals their identity. This allows them to move around the party without being easily identified.
By wearing masks.
Benvolio and Romeo went to the Capulets' party with Mercutio and other friends.
They learn who is coming to the party.
Let's go crash it!
Benvolio is the peace-loving person in Romeo and Juliet... He doesn't like fighting. And he hates the dispite about the Capulets and the Mong. SO there is your answer Benvolio is
Romeo, Benvolio and his pals are going to sneak in under Mercutio's invitation.
Tybalt challenges Romeo to a duel after Romeo gatecrashed the Capulets' party with his friends Benvolio and Mercutio.It's a challenge.
The Montagues and Benvolio hate the Capulets in Shakespeare's "Romeo and Juliet." This is due to the longstanding feud between the two families in Verona.
Romeo and his friends Mercurito and Benovlio gatecrash the party because Romeo's beloved Rosaline was going to be there
the capulets were having a party.
Tybalt accuses Benvolio of having a quarrelsome temper in Romeo and Juliet. Tybalt views Benvolio as a troublemaker because of the fighting that occurs between the Montagues and Capulets.
Benvolio is Romeo's cousin.
A servant of Capulet informs Romeo by handing him a paper that tells of the ball and invites him along. Benvolio then persuades Romeo to go along and compare Rosalines face to others to prove thy swan a crow. Answer from: http://www.william-Shakespeare.info/act1-script-text-romeo-and-juliet.htm