Perera made 34 off 28 balls as he took Sri Lanka home along with Sachithra Senanayake, who ended the game with a four.
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Sri Lanka won the 1st T20 beating Bangladesh in last-ball thriller. Bangladesh finished on 166 for 7 in reply to Sri Lanka's 168 for 7.
In the first match, Bangladesh's openers made a decent start of 52 in 7 overs but Sri Lanka's bowling was disciplined. Haque top-scored with 58 off 45 balls, including seven boundaries.