12, if you count reflections as the same figure.
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A polyomino (no e!) is a shape made of n squares fit together. They must connect with edges. One example is the Tetris pieces. They are all tetrominos, which have 4 sqaures. pentominos havbe five, dominoes have 2, triminos have 3, ect.
angels are formed when the sky collides with the earth
In 'a' plane mirror only 'one' image is formed.
6
Three images will be formed