Exercise condition:

Jai is planning to design a floor sketch using spray paints. He wants the design to resemble tetrominoes. He likes the Z- Tetromino amongst all other tetromino types.
Analyze the given Image and
  • List the number of possible Z- Tetrominos needed to complete the design 
  • If the design cannot be filled with tetrominoes completely, then list the total number of left out squares.
Exercise 6_1.png
The number of maximum Z- Tetrominos needed to fill the above-given design is .
The number of left out squares are .
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