Question

A tetromino is a shape obtained by
squares together.​

Answer 1

Answer:

A tetromino is a geometric shape composed of four squares, connected orthogonally (i.e. at the edges and not the corners). This, like dominoes and pentominoes, is a particular type of polyomino. The corresponding polycube, called a tetracube, is a geometric shape composed of four cubes connected orthogonally.

Step-by-step explanation:

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Answer 2

It is a shape obtained by joining squares together.

• They represent a particular type of polyomino.
• It is generally arranged by joining four squares together. They are of three types namely, the fixed, the one sided and the free ones.
• They are connected orthogonally, which means joined at the distinct edges and not at the prominent corners.
• They are widely employed in the popular block joining game of Tetris.